10 Pcs 4MM 60 Degree Bit HSS Combined Center Drills Countersinks Set Tool
Features:
 
High Speed Steel
Standard 60 degree included angle
precision import
double ended
Usage:
Center and spotting drills are traditionally used to make a conical hole for a lathe center in order to make a starting point for a standard twist drill, designed to prevent the twist drill from walking
Used for producing center holds in components or work pieces with require machining between centers
 
Specification:
 
Material HSS
Color :Silver Tone
Sizes: 10mm body diameter & 4.0 drill tip diameter
 
Package Includes:
 
10PCS HSS Center Drills
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