The CN70 Pneumatic Coil Siding Nail Gun is a professional-grade tool designed for high-volume nailing in construction applications. Featuring a lightweight aluminum body for durability and ease of use, this nailer drives 15-degree wire collated coil nails with rapid performance. Ideal for siding, decking, and framing, it offers adjustable depth control, powerful operation, and a large magazine capacity of 225-300 nails.
Lightweight aluminum construction (3.67 kg / 8.07 lbs) for reduced fatigue
Adjustable depth guide for precise nailing
Drives 225-300 nails per load
Powerful and rapid nailing for efficiency
Compatible with 15-degree flat wire coil nails
| Model | CN70 Pneumatic Coil Siding Nail Gun |
| Tool Type | Air Nailer |
| Dimensions | 315mm x 128mm x 306mm (12-7/16" x 5" x 12-1/16") |
| Weight | 3.67 kg (8.07 lbs) |
| Body Material | Aluminum |
| Operating Pressure | 70-120 psi (5-8.3 bar) |
| Load Capacity | 225-300 nails |
| Fastener Type | 15 Degree Flat Wire Coil Nails |
| Head Diameter | 5.0mm-7.0mm (0.197"-0.276") |
| Shank Diameter | 2.3mm-2.9mm (0.091"-0.113") |
| Length | 45mm-70mm (1-3/4"-2-3/4") |
| Shank Type | Smooth, Screw, Ring |
| Similar Tools | MAX CN70, Bostitch N70CB |
Lightweight aluminum body for durability and ease of use
Adjustable depth guide for precise nailing
Dial adjustable depth control without tools
Drives 225-300 nails continuously
Powerful and rapid nailing performance
High durability bumper and driver for long life
Extra heavy-duty die-cast aluminum construction
Assembly and repair of pallets, drums, export wooden boxes
Wooden fencing
Crating
General construction: siding, decking, sheathing
Framing and subflooring
| No. | Symptom | Problems | Solutions |
|---|---|---|---|
| 1.1 | Air leak in the cylinder cap when tools don't work | Loose head valve piston seal or o-rings | Check and replace the head valve piston set |
| Worn or damaged o-ring or cylinder cap gasket under cylinder cap | Check and replace o-ring or cylinder cap gasket under the cylinder cap | ||
| 1.2 | Air leak in Trigger area when tools don't work | Damaged o-ring in trigger valve | Check and replace o-ring |
| Damaged o-ring in trigger valve stem | Check and replace o-ring | ||
| Dirt in the trigger valve | Check and clean the trigger valve | ||
| 1.3 | Air leak in cylinder cap when tools are working | Damaged head valve piston o-rings | Check and replace o-rings |
| Damaged seal under cylinder cap | Check and replace seal | ||
| 1.4 | Air leak in nose when tools are working | Worn or damaged bumper | Check and replace bumper |
| Loose driver (piston unit) thread | Check and replace driver (piston unit) | ||
| 1.5 | Air leak in Trigger area when tools are working | Worn or damaged trigger valve head | Check and replace trigger valve head |
| Damaged head valve piston o-rings | Check and replace head valve piston o-rings | ||
| - | - | ||
| 2 | Failed to get driver (piston unit) back to the correct position completely. | The driver (piston unit) is not straight or the driver guide (nose) is wrong assembled. | Straighten the driver (piston unit) or verify driver guide (nose) and magazine |
| Worn or damaged nozzle | Check and replace nozzle | ||
| The space between piston o-ring and cylinder is too tight. | Check if the cylinder is adequate lubrication or replace the o-ring on the piston. | ||
| 3 | Work weakly and sluggishly | Worn or damaged piston o-ring | Check and replace piston o-ring |
| Inadequate lubrication for head valve piston o-rings or too tight head valve piston o-rings | Place 2 or 6 drops of oil on o-rings or replace head valve piston o-rings | ||
| Dirt in the nozzle | Check and clean the nozzle | ||
| 4 | Tool jams frequently | Damaged or Worn driver (piston unit) | Check and replace driver (piston unit) |
| Damaged or Worn driver guide (nose) | Check and replace driver guide (nose) | ||
| Driver guide cover is bent, so the space between driver guide cover and driver guide is too big | Check and replace driver guide cover | ||
| 5 | Nail can not be shot | Driver (piston unit) can't return to the correct position. | Refer to no. 1 Symptom |
| Driver guide(nose) can not match magazine well | Check and correct the position between driver guide(nose) and magazine | ||
| Worn or damaged nail pusher compression spring | Check and replace nail pusher compression spring |
With over 20 years of expertise, KYA Fasteners is a trusted global supplier of fasteners and fastening tools. The CN70 Pneumatic Coil Siding Nail Gun is engineered for precision and durability in siding, decking, and framing applications. For bulk orders or custom solutions, Request a Quote today.
The CN70 Pneumatic Coil Siding Nail Gun is a professional-grade tool designed for high-volume nailing in construction applications. Featuring a lightweight aluminum body for durability and ease of use, this nailer drives 15-degree wire collated coil nails with rapid performance. Ideal for siding, decking, and framing, it offers adjustable depth control, powerful operation, and a large magazine capacity of 225-300 nails.
Lightweight aluminum construction (3.67 kg / 8.07 lbs) for reduced fatigue
Adjustable depth guide for precise nailing
Drives 225-300 nails per load
Powerful and rapid nailing for efficiency
Compatible with 15-degree flat wire coil nails
| Model | CN70 Pneumatic Coil Siding Nail Gun |
| Tool Type | Air Nailer |
| Dimensions | 315mm x 128mm x 306mm (12-7/16" x 5" x 12-1/16") |
| Weight | 3.67 kg (8.07 lbs) |
| Body Material | Aluminum |
| Operating Pressure | 70-120 psi (5-8.3 bar) |
| Load Capacity | 225-300 nails |
| Fastener Type | 15 Degree Flat Wire Coil Nails |
| Head Diameter | 5.0mm-7.0mm (0.197"-0.276") |
| Shank Diameter | 2.3mm-2.9mm (0.091"-0.113") |
| Length | 45mm-70mm (1-3/4"-2-3/4") |
| Shank Type | Smooth, Screw, Ring |
| Similar Tools | MAX CN70, Bostitch N70CB |
Lightweight aluminum body for durability and ease of use
Adjustable depth guide for precise nailing
Dial adjustable depth control without tools
Drives 225-300 nails continuously
Powerful and rapid nailing performance
High durability bumper and driver for long life
Extra heavy-duty die-cast aluminum construction
Assembly and repair of pallets, drums, export wooden boxes
Wooden fencing
Crating
General construction: siding, decking, sheathing
Framing and subflooring
| No. | Symptom | Problems | Solutions |
|---|---|---|---|
| 1.1 | Air leak in the cylinder cap when tools don't work | Loose head valve piston seal or o-rings | Check and replace the head valve piston set |
| Worn or damaged o-ring or cylinder cap gasket under cylinder cap | Check and replace o-ring or cylinder cap gasket under the cylinder cap | ||
| 1.2 | Air leak in Trigger area when tools don't work | Damaged o-ring in trigger valve | Check and replace o-ring |
| Damaged o-ring in trigger valve stem | Check and replace o-ring | ||
| Dirt in the trigger valve | Check and clean the trigger valve | ||
| 1.3 | Air leak in cylinder cap when tools are working | Damaged head valve piston o-rings | Check and replace o-rings |
| Damaged seal under cylinder cap | Check and replace seal | ||
| 1.4 | Air leak in nose when tools are working | Worn or damaged bumper | Check and replace bumper |
| Loose driver (piston unit) thread | Check and replace driver (piston unit) | ||
| 1.5 | Air leak in Trigger area when tools are working | Worn or damaged trigger valve head | Check and replace trigger valve head |
| Damaged head valve piston o-rings | Check and replace head valve piston o-rings | ||
| - | - | ||
| 2 | Failed to get driver (piston unit) back to the correct position completely. | The driver (piston unit) is not straight or the driver guide (nose) is wrong assembled. | Straighten the driver (piston unit) or verify driver guide (nose) and magazine |
| Worn or damaged nozzle | Check and replace nozzle | ||
| The space between piston o-ring and cylinder is too tight. | Check if the cylinder is adequate lubrication or replace the o-ring on the piston. | ||
| 3 | Work weakly and sluggishly | Worn or damaged piston o-ring | Check and replace piston o-ring |
| Inadequate lubrication for head valve piston o-rings or too tight head valve piston o-rings | Place 2 or 6 drops of oil on o-rings or replace head valve piston o-rings | ||
| Dirt in the nozzle | Check and clean the nozzle | ||
| 4 | Tool jams frequently | Damaged or Worn driver (piston unit) | Check and replace driver (piston unit) |
| Damaged or Worn driver guide (nose) | Check and replace driver guide (nose) | ||
| Driver guide cover is bent, so the space between driver guide cover and driver guide is too big | Check and replace driver guide cover | ||
| 5 | Nail can not be shot | Driver (piston unit) can't return to the correct position. | Refer to no. 1 Symptom |
| Driver guide(nose) can not match magazine well | Check and correct the position between driver guide(nose) and magazine | ||
| Worn or damaged nail pusher compression spring | Check and replace nail pusher compression spring |
With over 20 years of expertise, KYA Fasteners is a trusted global supplier of fasteners and fastening tools. The CN70 Pneumatic Coil Siding Nail Gun is engineered for precision and durability in siding, decking, and framing applications. For bulk orders or custom solutions, Request a Quote today.
