Senco PC0781 Pneumatic Palm Nailer

The Senco PC0781 palm nailer delivers 50-125 PSI of driving power in a lightweight 2.4 lb aluminum body, making it the tool contractors reach for when installing joist hangers and hurricane ties on Montana pole barns. At 3 SCFM @ 90 PSI typical air consumption, this nailer won’t hog compressor capacity when crews run multiple tools.

The integrated magnetic tip holds nails securely in place — critical when you’re working overhead or in tight corners where dropping fasteners means climbing down to retrieve them. Single-shot design for 2-7 inch bulk nails matches how metal connectors get installed anyway: one nail at a time into pre-punched holes.

Power and Efficiency for Metal Hardware Installation

Installing pre-punched metal framing hardware (joist hangers, seismic/hurricane ties, rafter straps) demands consistent driving power without the bulk of a full-size framing nailer. The PC0781’s aluminum housing keeps weight down while maintaining durability through thousands of impacts.

Specification	Value
Weight	2.4 lbs (1.1 kg)
Operating Pressure	50-125 PSI (3.5-8.4 bar)
Air Consumption	2-4 SCFM (3 SCFM @ 90 PSI)
Air Inlet	3/8 inch NPT
Nail Length Range	2-7 inches
Nail Diameter	0.113-0.148 inch (approx. 16-18 gauge)

The adjustable depth-control knob lets contractors dial in proper countersink without overdrivin

Frequently Asked Questions

Q: What size nails does the Senco PC0781 palm nailer accept?

The Senco PC0781 accepts bulk nails from 2 inches to 7 inches in length with shank diameters between 0.113 inch and 0.148 inch (approximately 16-18 gauge). It’s a single-shot design that loads one nail at a time through the magnetic tip.

Q: How much air pressure does the Senco A20 palm nailer need to operate?

The Senco A20 (model PC0781) operates between 50 and 125 PSI, with 90 PSI recommended for standard use. Air consumption runs 2-4 SCFM, typically 3 SCFM at 90 PSI, which won’t overload most job site compressors.

Q: What’s included with the Senco PC0781 pneumatic palm nailer?

The Senco PC0781 comes with the A20 pneumatic hand nailer tool and a pre-attached leather hand strap to reduce fatigue during extended use. The tool connects via a 3/8 inch NPT air inlet fitting.

Q: What type of warranty does Senco offer on the PC0781 palm nailer?

Senco provides a 1-year limited manufacturer’s warranty on the PC0781 palm nailer, though some documentation indicates a 5-year pneumatic warranty may apply. The tool averages 4.6-4.8 out of 5 stars across review platforms.

Q: What are the main applications for the Senco A20 palm nailer?

The Senco A20 excels at installing pre-punched metal framing hardware including joist hangers, seismic/hurricane ties, and rafter straps in tight or confined spaces. It’s also used for pole-barn assembly, decking and fencing projects, and general metal connection hardware installation where a full-size nailer won’t fit.

Q: How heavy is the Senco PC0781 compared to other palm nailers?

The Senco PC0781 weighs 2.4 pounds with an aluminum housing, making it lighter than many alternatives while maintaining durability. The balanced design minimizes vibration and user strain, with dimensions of 5.8 inches high, 4.0 inches long, and 3.25 inches wide.