Greenlee 34401C No.1 XT Cobalt Step Bit, 1/2-Inch Power Tools Hydraulic ram has built in

Hydraulic ram has built in safety overload to protect the unit from being used beyond its rated capacity

They come ina variety of sizes and support options

15/16 inch

9 horsepower motor Front exhaust

HEX 3/8-16 X 1-3/4

Greenlee 34401C No.1 XT Cobalt Step Bit, 1/2-Inch Power Tools Hydraulic ram has built inThe Greenlee XT cobalt step bit no. 1 Features a dual flute design: two cutting edges share the load resulting in faster drill times with less force. New split point tip eliminates walking and penetrates 10ga stainless steel in 10 seconds. Cobalt HSS engineered for maximum life on stainless steel. Steam oxide finish runs cooler and extends the life of the bit. Also cuts mild steel, copper, brass, aluminum, fiberglass, plastic, wood and laminates.