Specification: Square Drive:3/8" Free Speed:150 RPM Recommended Hose Bore Size:3/8" Recommended Max. Hose Length:30 FT AIR PRESSURE:90 PSI Contents: 1- 3/8"Ratchet Wrench; 4- 1/2" Dr. Impact Socket (11,12,13,14mm); 1- Swivel Hose Connector; 1- Male Coupler; 1- 3/8" Dr, Screwdriver Bit Holder; 1- 3/8" Dr. Screwdriver Bit Holder; 1- 3/8" to 1/2" Adaptor; 1- 1/2" Dr.3" Ext. Bar; 1- 1/4" Hex. Screwdriver Bits; 1- Blow Molded Case Safety Rules: 1. Always wear apporoved eye protection. Be sure to use a dust mask when operation creates duse. 2. Disconnect tool before performing service, changing accessories and when not in use. 3. Always use tool a safe distance from other people in work area. 4. Secure work with clamps or vise so both hands are free to operate tool. Keep proper footing and balance at all times. 5. Do not wear loose or ill-fitting clothing, remove watches and rings. 6. Keep tool away from body when it is runing. 7. Never use quick change couplings attached at tool. They add wight and could fail due to vibration. Instead, add a hose whip and connect coupling between air supple and hose whip. 8. Keep clean on the suface of body. Please hold the machine fightly while work.