19 Piece Cobalt HSS Drill Bit Set

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$3.12 - $34.36 / Set | 1000 Set/Sets (Min. Order)
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Overview
Quick Details
Place of Origin:
Shanghai, China
Brand Name:
SEB Tools
Model Number:
SEB-HDB-021
Material:
High Speed Steel, HIGH SPEED STEEL
Application:
Drilling metal, aluminium, wood
Angle of the head:
135° split angle available
Process:
Fully Grounded
Package:
Plastic Case
Type:
Twist Drill Bit
Use:
Metal Drilling
Supply Ability
Supply Ability:
50000000 Set/Sets per Month
Packaging & Delivery
Packaging Details
Plastic Case packing, then in Carton.
Port
Shanghai / Ningbo Port
Product Description

 

19 Piece Cobalt / HSS Drill Bit Set

 

Precision ground from M35 high speed steel bars with 5% cobalt achieving a hardness of some 66-67 Rockwell.
 
Intended for use on alloy and hardened steels, cast iron, titanium and many other really tough, hard-to-drill materials such as stainless steel.
 
Sizes range from 1-10mm x 0.5mm.  
 
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