21PCS Cobalt Drills Bits Set with Plastic Box Video, Demo, How It Works & Features
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Product Specifications
Model NO.:
CJDH-2103
Customized:
Customized
Standard:
AISI, DIN
Length:
Jobber-length
Type:
Twist Drill Bit
Material:
High Speed Steel
Usage:
Well Drilling, Metal Drilling, Masonry Drilling
Process:
Roll Forged / Full Ground / Milled
Shank Type:
Round Shank
Groove:
Single / Double
Heat Treatment:
Full Groove Length Heat Treatment
Trademark:
JG or OEM
Transport Package:
Plastic Box(Tube), Carton Box
Specification:
40*25*18 cm
Origin:
Jiangsu, China