उत्पत्ति के प्लेस
Jiangsu, China
मॉडल संख्या
6pcs HSS Step Drill Bit--1
Material
Bearing steel,HSS,M35
Size
4-12mm,4-22mm, 4-32mm
Flute
Straight Flute, Spiral Flute
Shank
Triangle Shank, Hex Shank
Application
wood, plastic, slim iron, slim aluminum.
Feature
One drill bit could be used in various size drilling hole