5pcs High Speed Steel Cone Step Drill Bit Metal Hole Cutter with Case

Item Type: Step Drill Bit
Material: High Speed Steel
Drill Bit Specification: 1/4 - 1-3/8, 3/16 - 7/18, 1/4 - 3/4, 1/8 - 1/2, 3/16 - 1/2

Features

1、4241 high speed steel construction for wear resistance, high toughness and high strength.
2、Widely used in drilling on various materials such as stainless steel, wood, thin iron, aluminum alloy, moisture-proof plate, PVC plate, etc.
3、Compared with ordinary twist drill bits, these step drill bits are not easy to break, which can be used for deburring, chamfering, hole opening.
4、Come with a compact storage case to keep these drill bits protected and easy carry.
5、Excellent quality, long service life, saving cost for you.

Package List