5pcs HSS High Speed Steel Cobalt Titanium Step Drill Bit Multiple Hole 50 Sizes

Features:

Made of high quality HSS steel and titanium plated to reduce friction and heat.

It is ideal for cutting holes in a variety of materials including steel, brass, wood, plastic, etc.

Self-starting, no guide hole.

Coat with cobalt to reduce friction and cool.

Automatically deburr holes when drilling.

Includes protective padded aluminum case.

Specification:

100% brand new with high quality

Material: High Speed Steel

Size:

1/4'' to 1 3/8'' Drill Bit:

10 Steps (1/4'', 3/8”, 1/2'', 5/8'', 3/4'', 7/8'', 1'', 1 1/8'', 1 1/4'', 1 3/8'')

3/16'' to 7/8'' Drill Bit:

12 Steps (3/16'', 1/4'', 5/16'', 3/8'', 7/16'', 1/2'', 9/16'', 5/8'', 11/16'', 3/4'', 13/16'', 7/8'')

1/4'' to 3/4'' Drill Bit: 9 Steps (1/4'', 5/16'', 3/8'', 7/16'', 1/2'', 9/16'', 5/8'', 11/16'', 3/4'').

1/8'' to 1/2'' Drill Bit: 13 Steps

(1/8'', 5/32'', 3/16'', 7/32'', 1/4'', 9/32'', 5/16'', 11/32'', 3/8'', 13/32'', 7/16'', 15/32'', 1/2'').

3/16'' to 1/2'' Drill Bit: 6 Steps (3/16'', 1/4'', 5/16'', 3/8'', 7/16'', 1/2'')

Package Included:

5pcs x Step Drill Bit Set

Note:

The colors may be a little difference for the different monitor display.

Please check as much as possible to make sure the item is the one that you need.

Please allow 0.5-1 inch difference due to manual measurement.(1inch=2.54cm)