
Arrow PT50
Score: 82/100
Keentech Pneumatic Staple Gun
Score: 78/100Rankings

The Arrow PT50 is a professional heavy-duty, oil-free pneumatic staple gun designed for demanding tasks like upholstery, insulation, and framing. It features bump firing for rapid stapling, contact safety mechanisms, and compatibility with standard T50 staples, making it suitable for high-volume jobsites. Best suited for professional contractors, upholsterers, and serious DIYers needing pneumatic power for high-volume stapling into hard materials.

The Keentech KT-8016A is a lightweight 21-gauge pneumatic stapler designed for precision upholstery and fabric work. Its main trade-off is the limited staple length range and the need to buy staples separately. It is best suited for hobbyists and DIYers working on furniture framing and crafts.
| Attribute | ![]() | ![]() |
|---|---|---|
9.525 mmbest | 0.5 mm | |
— | 85 psibest | |
100 staples | 150 staplesbest | |
| ↓ lower better | 1.36 lbsbest | 1.82 lbs |
| ↓ lower better | 20 gaugebest | 21 gauge |
| ↓ lower better | 10 inches | 8.66 inchesbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Magazine & Capacity(1) | ||
Magazine Capacity (staples) | 100 staples | 150 staples |
Controls & Safety(3) | ||
Firing Mode | Bump/Sequential | Sequential |
Safety Mechanism | Contact/Two-Trigger | Double Safety Trigger |
Exhaust Type | Adjustable | Rear Exhaust |
Fastener Compatibility(3) | ||
Staple Length Range | 0.25 to 0.5625 | 1/4-5/8 |
Staple Crown Width (mm) | 9.525 mm | 0.5 mm |
Staple Gauge (gauge) | 20 gauge | 21 gauge |
Air & Power Requirements(2) | ||
Operating Pressure (psi) | 60-100 psi | 70-100 psi |
Air Inlet Size | 3/8" | 1/4 NPT |
Ergonomics & Build(3) | ||
Tool Weight (lbs) | 1.36 lbs | 1.82 lbs |
Handle Type | Overmold/Comfort Grip | Ergonomic Rubber |
Housing Material | Steel/Die-Cast Metal | Aluminum Alloy |
Physical Dimensions(1) | ||
Tool Length (inches) | 10.0 inches | 8.66 inches |

Products in the top-left offer the best value (high score, low price).

Professional reviewers and editors highlight the Arrow PT50's durability, precision, and ease of use for contractors. It is praised as 'tough' for heavy-duty upholstery, insulation, and repairs, with specific emphasis on its no-oil maintenance requirements and bump firing capabilities over manual alternatives.
Search results lack direct user reviews or feedback quotes, so consumer insights are unavailable. Manufacturer and retailer descriptions suggest common praise for speed on large projects and comfort, with no recurring complaints noted in the provided data.




Professional reviewers praise the consistent firing performance and user-friendly features like easy-load magazines, noting its durability for DIY applications.
Users praise the smooth operation and large magazine capacity, but some complain about occasional jamming on dense woods and the need to purchase staples separately.