13Pcs 1.5-6.5Mm Hss Cobalt Twist Drill Bit Set For Metal Power Tools Accessories

Description:
13pcs 1.5-6.5mm HSS Cobalt Twist Drill Bit Set for Metal Power Tools Accessories

Specification:
Size: ;1.5/2.0/2.5/3.0/3.2/3.5/4.0/4.5/4.8/5.0/5.5/6.0/6.5mm
Quantity: 13pcs

Features:

Double groove thread chip removal design

Threaded groove design, good chip removal performance, fast drilling speed.

Cutting sharp bit

Drill tip double back angle design, easy to drill positioning to tell the operation is wear resistant, the cuttign of the cutter head is sharp.

Cobalt-containing roasting yellow process

Sharper cutting, more stable hardnedd, high speed steel integrated molding, quenching treatment.
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Package Included:
13 x Twist Drill Bit