CJDH-04
Customized
AISI, DIN
Jobber-length
Twist Drill Bit
High Speed Steel
Wood Drilling, Well Drilling, Metal Drilling, Masonry Drilling
Roll Forged / Full Ground / Milled
Round Shank
Single / Double
Full Groove Length Heat Treatment
HRC 61-66
DIN
ISO9001 Shank Drill Bit
118 or 135
JG or OEM
Plastic or Metal Box(Tube), Carton Box
High Speed Steel
Jiangsu, China
