Description:HILDA 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.
Package Included:13 x Twist Drill Bit
More Details:
