Characterization:
Material: High Speed Steel with Cobalt Coated.
This set replaces 50 individual drill sets.
Made by Long life high speed steel.
Self starting no need for a pilot hole.
Cobalt coated to reduce friction and run cooler.
Automatically deburrs holes as you drill.
Includes protective padded aluminum case.
1/4 to 1 3/8 Drill Bit: 10 Steps (1/4, 3/8 amp;amp;rdquo;, 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).
In the package:3/5 x Drill Bits
1 x Aluminum Case
No-delivery refund
