Specification:
Item Type: Step Drill Bit
Material: High Speed Steel
Surface Treatment: Nitriding Black
Total Length: Approx 100mm / 3.9in
Features:
14241 high speed steel construction for high strength and long durability. 2Nitriding surface treatment to make the drill bit harder. 3It can drill and expand hole on iron sheet and aluminum sheet up to 2mm thick. 4Work with electric drill, bench drill, etc. 5Excellent quality, long service life, saving cost for you.
Package List:
1 x Step Drill Bit