6pcs High Speed Steel Drill Bits, HSS for Metal, 1/4" Hex Metric Composite Tap Drill Bit Set, Thread Spiral Taps

Features:

100% brand new and high quality.

Great for fast drilling, tapping, etc. 

Fast replacement composite cone, uses drill edged principle.

Suitable for drilling, tapping, cutting on soft metal, aluminum plate, iron, etc.

Drilling and tapping in one, one-step processing, greatly save processing steps and time costs, improve working efficiency.

Self-centering point, do not need assistant center drilling or center punching.

High hardness, rustproof, solid and durable.

Specifications:

Material: HSS4341

Color: as picture shows

Weight: 82g

Shank:1/4 hex shank

Shank diameter: 6.35mm

Tap diameter: 1/8"(3.175mm); 5/32"(3.97mm); 3/16"(4.76mm); 1/4"(6.35mm);

5/16"(7.94mm); 3/8"(9.53mm)

Specific size as shown in the picture

(Note: All measurements are approximate and may vary slightly from the listed dimensions.)