Sealey generation series air ratchet wrench 3 8 sq drive sealey gsa20 feature packed third generation twin pawl air ratchet wrenches contoured handle insulates user from chill and vibration finger operated trigger and textured grip allows added control even with greasy hands low noise exhaust adjusts 360 keeping airflow away from operator 4 position air regulator integrated into air inlet adjusts torque output sealey gsa20 generation series air ratchet wrench 3 8 sq drive