Use in rotary impact sockets, high helix is faster & chips less than standard helix in impact wrench applications. Shank diameter for each reamer matches socket size for bolt which will be driven through the newly reamed hole.  Heavy duty reaming allows use of off-size, misshapen and misaligned holes.

• Left Hand Spiral Flute
• Right Hand Cut
• HSS

Designed for aligning & enlarging holes in heavy duty structural steel and ship building. Operator can use same power tool for reaming and driving the structural bolts. Hex shank is engineered to enable use in impact sockets for pneumatic and electric power tools.