Ruko 19-Piece HSS Tin-Coated Twist Drill Bit Set

Description

Twist drill set with TiN-coated tips in plastic case 

Ø 1.0 mm up to 13.0 mm in increments of 0.5 mm Steps 

This RUKO HSS-TIN TWIST DRILL SET features powerful DIN 338 Ground standard twist drills made from high-performance high-speed steel and coated with a universally-applicable titanium-nitrite coating, providing up to 400% longer service life than an uncoated tool. With precise concentricity and cross-bevel, they have good centering and require low feed force, and cooling is recommended.

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