Best Air Nailer for Siding: Bostitch N66C Leads

The best air nailer for siding is the BOSTITCH Coil Siding Nailer (N66C), because it drives 1-1/4 in to 2-1/2 in coil nails from a 4.08 lb aluminum body, the lightest tool in this group. The Metabo HPT NV65AH2 is the better buy if you want a 5 year warranty and a switch between sequential and contact firing. Nail length is what actually splits this field. Two of these five stop at 1-3/4 in, which is roofing range, not siding range. Get that wrong and the fastener never reaches the stud behind your sheathing.

Best air nailer for siding at a glance

Which buyer is each pick actually for?

I screened this set by matching each listing to a job, then checking whether the published nail range could physically do that job. That order matters. Marketing copy on three of these five uses the word "siding" somewhere, but only three of them accept a fastener long enough for lap siding over sheathing.

Four profiles came out of it:

1. The homeowner re-siding one wall. You need 1-1/4 in to 2-1/2 in capacity and the lightest tool you can get, because you'll be holding it at shoulder height. That's the Bostitch N66C at 4.08 lb.
2. The crew that runs coils all day. You need selectable actuation and a warranty on paper. That's the Metabo HPT NV65AH2 with its 5 year warranty.
3. The general repair user. Pallets, fencing, decking, sheathing, occasional siding. Magazine capacity and depth adjustment matter more than weight. That's the VEVOR CN65 at 250 nails per load.
4. The short-nail user. Shingles, felt, thin sheathing, furring. Both 3/4 in to 1-3/4 in tools belong here, and neither belongs on a siding wall.

If none of those describes you, the sizing rule in the next section will tell you which column you sit in.

Nail length is the spec that decides it

Most guides to the best air nailer for siding compare weight first. Weight matters, but it never disqualifies a tool. Nail length does.

Lap siding has to be fastened through the siding, through the sheathing, and into the stud or furring behind it. Add those thicknesses and you land past 1-3/4 in on most walls. So a nailer whose published maximum is 1-3/4 in is out, no matter how good the tool is at what it does do.

Here's the split in this set:

• 1-1/4 in to 2-1/2 in: Bostitch N66C, VEVOR CN65
• 1-1/2 in to 2-1/2 in wire, 1-1/2 in to 2-1/4 in plastic: Metabo HPT NV65AH2
• 3/4 in to 1-3/4 in: Bostitch RN46, 3PLUS HCN45SP

Note the second detail in the Metabo HPT line. Its floor is 1-1/2 in, a quarter inch above the other two siding tools, and its plastic collated ceiling is 2-1/4 in rather than 2-1/2 in. If your specified fastener is a 1-1/4 in plastic collated nail, that tool cannot take it and the Bostitch can.

The second deciding factor is collation. Wire weld coils and plastic inserted coils are not interchangeable in every tool. All three siding-capable picks here state both types, which is the flexibility you want when the supply house is out of one.

1. BOSTITCH Coil Siding Nailer — Best overall

The lightest tool in this group by a clear margin, with the full 1-1/4 in to 2-1/2 in range siding work actually needs.

Best for: lap siding installs needing 1-1/4 in to 2-1/2 in nails and a light tool overhead Skip it if: you want a multi-year warranty stated on the listing

At 4.08 lb, the N66C is 0.72 lb lighter than the next tool down and 2.64 lb lighter than the VEVOR. That gap is the whole argument. Siding goes up wall by wall with the tool held out from your body, often above your head, and a pound and a half of saved mass shows up in your shoulder by mid-afternoon. Bostitch attributes the weight to a lightweight aluminum design, and the body measures 12 x 11 x 5 in.

The range is the other half of it. This is one of only two picks here that reaches down to 1-1/4 in and up to 2-1/2 in, so it covers thin cedar over sheathing and thick fiber-backed panels with the same magazine. Bostitch says it drives both wire weld and plastic inserted coil nails, which keeps you buying whatever the yard has in stock.

Three details on the listing point at real-world use: an adjustable depth guide, a soft rubber foot meant to protect softer woods, and a tool-free adjustable exhaust that redirects air away from your face. On a hot wall, the exhaust one matters more than it sounds.

The trade-off is paperwork. This is the only siding-capable pick here with no warranty term published on the listing, while the Metabo HPT states 5 years. It also sits at the premium end of this group, and only one seller lists it.

Pros:

• Lightest pick here at 4.08 lb
• Full 1-1/4 to 2-1/2 in coil nail range
• Takes both wire weld and plastic inserted coils
• Tool-free adjustable exhaust and depth guide
• Soft rubber foot for softer siding stock

Cons:

• No warranty term published on the listing
• Priced at the premium end of this set
• Only one seller stocks it
• No selectable actuation switch stated, unlike the Metabo HPT

2. Metabo HPT Coil Siding Nailer — Best premium

The only pick with a 5 year warranty and a stated switch between sequential and contact firing.

Best for: crews who switch between wire and plastic collated coils daily Skip it if: your nails are shorter than 1-1/2 in

The NV65AH2 is the most expensive pick here, and two things justify the position. The first is the 5 year warranty, the longest term published in this group and five times the 1 Year on the Bostitch RN46. The second is selective actuation: Metabo HPT says you flip a single switch to move between sequential and contact nailing. Sequential for careful trim and corners, contact for a long run of field nailing. Tools without that switch make you commit.

Fastener support is specific on this listing. It accepts 16 degree wire collated coils from 1-1/2 in to 2-1/2 in, and 15 degree plastic collated coils from 1-1/2 in to 2-1/4 in. Read those two ranges carefully, because they are not the same. If your job calls for 2-1/2 in nails, you need the wire collated coil, not plastic.

Metabo HPT also lists a side load tilt bottom magazine for faster reloads and a no-mar nose cap to keep marks off finished material. The tool weighs 4.8 lb across an 11.1 x 11.4 x 5.1 in body, released in 2018, which makes it the second-lightest here.

The cost of all that is the floor. Its 1-1/2 in minimum shuts out 1-1/4 in fasteners that the Bostitch N66C and VEVOR CN65 both handle, and it's 0.72 lb heavier than the winner for overhead work.

Pros:

• 5 year warranty, the longest published here
• Switch between sequential and contact firing
• Second-lightest pick at 4.8 lb
• Handles wire coils up to 2-1/2 in
• No-mar nose cap for finished surfaces

Cons:

• Won't take nails shorter than 1-1/2 in
• Plastic collated coils capped at 2-1/4 in
• Most expensive pick in this set
• Only one seller lists it

3. VEVOR Coil Siding Nailer CN65 — Most versatile

A 250-nail magazine and the widest listed job range, paid for with the heaviest body here.

Best for: pallet, fence and sheathing work alongside occasional siding Skip it if: you're working off a ladder for hours

The CN65 matches the winner on the spec that matters most: 1-1/4 in to 2-1/2 in with wire collated coils, per VEVOR, and 1-1/2 in to 2-1/2 in with plastic collated. That makes it one of only two picks that reaches the 1-1/4 in floor, at the second-cheapest position in this group.

Its real distinction is the magazine. VEVOR claims a side-loading magazine that holds up to 250 nails, roughly double the 120 that 3PLUS states for its tool. On a long wall, that's half as many stops to reload. Depth changes by hand with a wheel, no tool needed, and the listing quotes a 70-120 psi operating range with 15+ gallon compressor compatibility, which is a useful number when you're deciding whether your pancake compressor keeps up. VEVOR also names pallets, fences, packing crates, sheathing, decking and siding as intended uses.

Then there's the weight. At 6.72 lb, it's 2.64 lb heavier than the Bostitch N66C. That is a large penalty for a tool you hold at arm's length, and it's the reason this sits third rather than first. It's the slowest seller of the five in this group, and no warranty term appears on the listing.

Pros:

• 250-nail magazine, the largest stated here
• Full 1-1/4 to 2-1/2 in wire coil range
• Tool-free depth wheel and bumper firing mode
• Second-cheapest pick in this set
• Stated 70-120 psi operating window

Cons:

• Heaviest pick here at 6.72 lb
• No warranty term on the listing
• Slowest seller of the five
• Only one seller stocks it

4. BOSTITCH Coil Roofing Nailer — Best for families

Carbide nose inserts and a zero nail lockout, but the 1-3/4 in ceiling limits it to short-fastener work.

Best for: short-nail work like shingles, felt and thin sheathing Skip it if: your fasteners run past 1-3/4 in

The RN46 is a well-specified tool aimed at a different job. It drives 3/4 in to 1-3/4 in coil nails, which covers shingles, felt, furring strips and thin sheathing. It does not cover lap siding fastened through sheathing into studs, and that's why it sits fourth in a guide to the best air nailer for siding despite being the more established tool of the two short-range picks.

What you get for the position is durability hardware. Bostitch says the nosepiece carries carbide inserts for long-life performance, and that aggressive wear guards and skid pads protect the housing on abrasive surfaces. That's roofing language, and it's honest about where the tool lives. A zero nail lockout stops dry firing and tells you the magazine is empty, which saves the marks a dry fire leaves on finished material. A quick-set adjustable depth guide handles nail depth.

Practical numbers: 5.8 lb, a 5.12 x 13.4 x 14.4 in body, and a 1 Year warranty. That's the shortest published warranty here, a fifth of the Metabo HPT term. Two sellers list it, one of only two picks in this set with more than a single seller.

Against the siding-capable tools it loses on range and on weight, since it's 1.72 lb heavier than the Bostitch N66C while doing less.

Pros:

• Carbide nose inserts stated for long life
• Zero nail lockout prevents dry firing
• Skid pads and wear guards for abrasive work
• Two sellers list it

Cons:

• 1-3/4 in maximum rules out most lap siding
• 1 Year warranty, shortest published here
• 5.8 lb, heavier than both lighter siding tools
• No price position listed for comparison

5. 3PLUS HCN45SP Coil Nailer — Best budget pick

The cheapest tool here and a genuinely useful roofing nailer, but its 1-3/4 in ceiling keeps it off siding walls.

Best for: a first coil nailer for roofing and light repair work Skip it if: siding is the main reason you're buying

The HCN45SP is the cheapest of the five, and for shingle work it earns that position. It drives 11 gauge, 15 degree full head coil roofing nails from 3/4 in to 1-3/4 in, and 3PLUS states a 120-nail magazine, tool-free depth of drive adjustment and a 360 degree tool-free air exhaust.

The trigger arrangement is the standout detail. Rather than a switch, 3PLUS supplies two interchangeable triggers: a black one for single shot or full sequential actuation, a red one for bump firing. You get both modes, you just swap hardware instead of flipping a lever. There's also an adjustable shingle guide for spacing and integrated side skid pads so the tool doesn't slide off a pitched roof when you set it down.

None of that changes the range. At 1-3/4 in maximum, this is a roofing nailer, and treating it as a siding tool means fasteners that stop short of the framing. Two sellers list it, which is the same as the RN46.

Beyond range, the listing is thin. No weight is published, no warranty term, no country of manufacture. Compared with the Bostitch and Metabo HPT entries, you're buying with less information on paper, and it's the second-slowest seller in this group.

Pros:

• Cheapest pick of the five
• Two interchangeable triggers for both firing modes
• 120-nail magazine with adjustable shingle guide
• 360 degree tool-free exhaust
• Two sellers stock it

Cons:

• 1-3/4 in maximum, not a siding range
• No weight or warranty published on the listing
• Fewest specifications of any pick here
• Second-slowest seller in this set

Siding nailer or roofing nailer: what's the difference?

Both use coil nails, both often use a 15 degree collation angle, and both look similar in a photo. Two things separate them.

Nail length. Roofing nailers stop short, typically at 1-3/4 in, because asphalt shingles and felt are thin. Siding nailers run to 2-1/2 in because siding plus sheathing plus a bite into framing adds up.

Nail head and gauge. Roofing nails are large-head and thicker, sized to hold shingle material without tearing through. The 3PLUS listing specifies 11 gauge full head. Siding nails are smaller-headed so they sit neatly against a finished surface.

A roofing nailer will fire, drive and cycle beautifully on a siding wall and still leave you with a fastener that never reached wood. That is the failure that sends the tool back. When you're shopping for the best air nailer for siding, read the nail range line first and everything else second.

What the listings leave out

A few gaps worth knowing before you buy any of these:

• Nails are separate. None of these listings includes fasteners in the count. Every pick shows a Count of 1 or leaves it blank, meaning the tool.
• Compressor sizing is only stated once. VEVOR quotes 70-120 psi and 15+ gallon compatibility. The other four listings publish no pressure figure, so check your compressor against the manufacturer's documentation before committing.
• Two picks publish no weight. The 3PLUS entry has none. For an overhead tool, that's a real blank.
• Warranty coverage is uneven. Only two of five state a term: 5 year on the Metabo HPT, 1 Year on the Bostitch RN46. The other three say nothing.
• No hose, case or oil is listed. Assume you supply them.

What more money buys in this set

Moving up the price ladder here buys three specific things, and it's worth knowing which one you're paying for.

At the entry end, the 3PLUS and the VEVOR both deliver working coil nailers with tool-free depth adjustment and both firing modes. The VEVOR adds the 1-1/4 in to 2-1/2 in siding range and the 250-nail magazine, so within the cheaper pair, that's the one that can do siding at all.

Step up to the premium pair and the gains are weight and warranty. The Bostitch N66C drops to 4.08 lb, a 2.64 lb saving over the VEVOR, and adds the adjustable exhaust and rubber foot. The Metabo HPT adds the 5 year warranty and the actuation switch at 4.8 lb.

What extra money does not buy here is more nail length. All three siding-capable picks top out at 2-1/2 in with wire coils, entry and premium alike. So if range is your only requirement, the cheaper siding tool covers it.

The verdict

If you're re-siding a wall and you'll be holding the tool up, buy the BOSTITCH Coil Siding Nailer (N66C). At 4.08 lb with a 1-1/4 in to 2-1/2 in range and both collation types supported, it does the job with the least fatigue of anything here.

If you're running coils every day, buy the Metabo HPT NV65AH2. Its exact advantage over the Bostitch is documented backing plus control: a 5 year warranty against no published term, and a switch that moves between sequential and contact firing rather than committing you to one. You pay 0.72 lb and the top price position for that.

The cutoff is 1-3/4 in. Any fastener at or below that length and the two roofing tools are live options, with the 3PLUS HCN45SP the cheapest way in. Any fastener above it and they're disqualified outright, no matter how good the carbide nose on the Bostitch RN46 is.

Two other conditions flip the pick. If your specified nail is 1-1/4 in plastic collated, the Metabo HPT can't take it and the VEVOR CN65 can. And if you're nailing pallets, fencing and decking more often than siding, the CN65's 250-nail magazine is worth the extra 2.64 lb.

FAQ

Is a dedicated air nailer for siding worth it over a framing nailer?

A dedicated air nailer for siding is worth it if you're doing more than a small patch. Framing nailers use stick-collated nails with heads sized for structural work, which sit proud on a finished siding face. The coil tools here take smaller-head siding nails and hold far more per load, up to 250 on the VEVOR CN65 against a typical framing magazine's few dozen.

What nail length do I need for siding?

The nail length you need depends on siding thickness plus sheathing plus a bite into framing, which commonly pushes past 1-3/4 in. That's why the Bostitch N66C and VEVOR CN65 both cover 1-1/4 in to 2-1/2 in. Check your siding manufacturer's fastening instructions for the exact figure, then confirm it falls inside your nailer's published range before you buy.

Bostitch N66C or Metabo HPT NV65AH2: which should I pick?

Between the Bostitch N66C and Metabo HPT NV65AH2, pick the Bostitch for weight and the wider low end. It's 4.08 lb against 4.8 lb and reaches down to 1-1/4 in against the Metabo HPT's 1-1/2 in floor. Pick the Metabo HPT for the 5 year warranty and the switch between sequential and contact firing, neither of which the Bostitch listing states.

Can I use a roofing nailer for siding?

Using a roofing nailer for siding usually fails on length. Both roofing picks here stop at 1-3/4 in, and roofing nails are 11 gauge with large heads that sit visibly on a finished surface. The tools will fire and cycle fine, but a fastener that stops short of framing won't hold siding through a season of expansion and wind loading.

What compressor do I need to run one of these?

The compressor you need is only specified on one of these listings: VEVOR quotes 70-120 psi and 15+ gallon compatibility for the CN65. The other four publish no pressure requirement, so check the manufacturer's manual. Coil nailers move a lot of air on bump fire, so a small pancake unit may keep pace on a repair but struggle on a full wall.

Start by pulling your siding manufacturer's fastening schedule and reading the nail length off it. That single number eliminates two of these five picks immediately and tells you whether you're shopping the siding column or the roofing column. If the answer lands above 1-3/4 in, which it usually does over sheathing, the Bostitch N66C is the sensible default: it covers the full 1-1/4 in to 2-1/2 in span, takes whichever collation your supplier stocks, and at 4.08 lb it's the one tool here your shoulder won't argue with by the third course.

Last updated: September 7, 2026. Product availability re-checked.

This page contains affiliate links. As an Amazon Associate we earn from qualifying purchases, at no extra cost to you.