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is a precision countersink designed for accurate
The right-hand cutting geometry ensures a true final diameter within ISO H5 tolerances
and steadier performance across a range of steels
making it a reliable choice for complex mold and die applications
Toolex Reamer - Straight Shank - Spiral Flute - Stub Length - Carbide - Through Coolant - H4 - 16.77mm Tapping Chucks is a precision countersink designedToolex Reamer with straight shank, spiral flute and stub length geometry delivers precise reaming for through holes at a 16. 77 mm diameter. Built in intermediate precision carbide (k10), it combines left hand spiral flute with right hand cutting and through coolant to maintain accuracy and clean chip evacuation during finishing passes. Compliance with DIN 8093 and a tolerance of ISO H4 ensure consistent results across compatible machines and setups.
