Chicago Pneumatic CP789HR 1/2-Inch Super Duty Reversible Air Drill Accessories it attaches to the cable

it attaches to the cable and rotates

37180 Diehead

has a spindle speed of 38 reps per minute

65625 Diehead

Chicago Pneumatic CP789HR 1/2-Inch Super Duty Reversible Air Drill Accessories it attaches to the cableTeasing throttle for precise control^Handle exhaust reduces noise and directs air away from operator and workplace^Needle bearing gearing for improved durability^Oil free operation^Applications: heavy drilling, reaming, hole sawing and jobs requiring a lot of torqueAir Drill, Industrial Duty, Pistol Style, Chuck Size 1 2 In. , Free Speed 500 rpm, HP 0. 5, Drill Chuck Type Keyed, Average CFM @ 15 Second Run Time 7. 50, CFM @ Full Load 30. 0, Required