Cutting tool・tooling

NAKASEIKI

Keyway Drill-Type Broach (ブローチ)
🔹 Function: Machining internal keyways or shaped grooves inside holes.
🔹 Application: Used in the production of gears, pulleys, shaft couplings, and mechanical parts requiring precise grooves.
🛠️ Clean Cutting – Precise Profile
Multi-stage cutting design ensures uniform groove formation and reduced cutting force.
Made from ultra-hard alloy for excellent wear resistance and load capacity.
Delivers sharp groove profiles with accurate dimensions.
Ideal for mass production and precision machining.
🧰 Made to Order
Available in standard sizes or customized according to customer drawings.
Guaranteed high precision and fast delivery.