National Hardware #771D By-Passing Door Hardware Set is suitable for use with 3/4" to 1-3/8" thickness doors
Trigger Handle One-Handed Operation
Designed to perform with high efficiency and minimum pressure drop
Variable Strobe (1800 lumens): 1 hour / 253 meters
Performance Tool Air Hammer w/4 Chisels Size:1/4" National Hardware #771D By-Passing DoorBuilt in air regulator for precise speed control Single piece assembly for longer tool life Quick change coil spring retainer Includes 4 chisels: flat, spot weld breaker, tapered punch, rivet cutter Ideal for general repairs, panel cutting, hole punching, removing rivets and exhaust work Specification: Bore size: 3 4", Stroke length: 1. 7", Free speed: 4500 BPM, Average CFM: 4, Air pressure: 90 PSI, Air inlet: 1 4" NPT, Hose size: 3 8" ID, Length: 5.