PFERD TOOLS 25201046 SET STB HSS 3 HSS Step drill bit set 3-piece 1 pc(s)

The set contains three HSS step drills in 4–12 mm (9 steps), 4–20 mm (9 steps), 4–30 mm (14 steps) versions for industrial applications. All step drills have a triangular shank for safe torque transfer.The break-proof plastic box protects the tools from dirt and damage. The HSS step drills are fixed to facilitate the selection and removal of tools.

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