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Applications: Ideal for enlarging existing holes or achieving a specific final diameter across a wide range of metals
and consistently high-quality surfaces—even when working with hardened steels
Toolex Reamers offer precise hole finishing with a straight shank and spiral flute
Built for workshop machinists and professional tooling users who need reliable tolerance control and long tool life
003 mm ensures hole sizes stay consistent across uses
Toolex Reamer - Stub Type - Spiral Flute - Straight Shank - HSS-E - H4 - 4.99mm Hex Key Drill Chuck Applications: Ideal for enlarging existingToolex Reamer Stub Type Spiral Flute Straight Shank HSS E H4 4. 99mm is a precision finishing tool designed to bring drilled holes to ISO H4 tolerance in tough metals. Supplied by Toolex Ltd, it uses an intermediate precision HSS E (M35 cobalt) composition and features a left hand spiral flute with right hand cutting for repeatable bore finishes. Substrate: HSS E (M35 cobalt) for improved hardness and wear resistance Flute type: Left hand spiral flute
