STOCKade ST400 Pneumatic Stapler


The ST400 pneumatic staple gun drives 9-gauge barbed staples reliably and consistently into fence posts and utility poles for high-volume construction and maintenance.

Lightweight and manufactured from high impact, corrosion-resistant steel the ST400 pneumatic staple gun is extremely durable and ideal for heavy-duty utility pole applications.

The adjustable depth of drive provides ultimate flexibility allowing you to drive fence staples to your desired depth and the custom nose locates the wire for speed and reliability.
Compatible with 4mm diameter / 9 Gauge (1 1/2″, 1 3/4″ and 2″ long) staples.

Contact us if you have any questions.

Item in stock for fast shipping


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Product Specifications
Weight 14.55 lbs
Shipping Dimensions 5.31 × 17.32 × 20.86 in
Product Dimensions

4.72" X 14.17" X 15.35"

Tool Weight

8.15 lbs

Cycle Rate Per Second

3 staples/sec

Magazine Capacity

50 staples (2 strips)

Staple Range Length

1 1/2", 1 3/4" and 2"

Staple Diameter

9 Gauge

Staple Type

Hot dipped pre-galvanised 90% Zn 10% AL 240gm change heavy coat to (class 3 coating weight)

Collation Type

Paper Collated

Operating Pressure

6.2 to 8.3bar (90 to 120psi)

Optimum Operating Pressure

6.75 to 7.24bar (88 to 105psi, Hard Timber 110 to 120)

Noise Level

89 to 94dB

Air Consumption at 7bar (100psi)

2.2 liters/cycle



More Product Information

STOCKade ST400 Pneumatic Stapler

  • Adjustable power for high-density timber
  • For use with SS4P40, 45, 50 (1 1/2″, 1 3/4″ and 2″ long) staples
  • Reliable for high volume stapling and maintenance
  • Adjustable depth of drive for greater flexibility with staple placement
  • Top Load Magazine for fast reloading to minimize down-time
  • Sequential Trigger System for superior operator safety
  • Adjustable Air Deflector – deflects discharged air away from the operator for improved comfort
  • Swivel coupling for greater flexibility and added convenience

User Manual download


Questions? Contact Us.

As always, if you have any qustions about this tool, or stock quantities contact us by phone at: 877-860-5666 

or by email:

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