10 Pieces HSS Twist Drill Bit Tapper Core For Ceramic

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Description:

YG8 hardness alloy drill bit, well resistance
Deep groove chip removal more smoothly
Triangle handle design for avoiding dropping
electric hand drill, Lithium electric drill and bench drilling machine
Application: ceramic tile, concrete, iron, copper, , wood board, etc

Specification:

Color: Orange
Material: hard alloy

Size Chart:

6mm(1/4 inch):
Drill bit diameter: 6mm
Cutter length: 54mm/2.12 inch
Shank diameter: 4mm/0.15 inch
Drill total length: 100mm/4 inch
8mm(1/3 inch):
Drill bit diameter: 8mm
Cutter length: 66mm/2.59 inch
Shank diameter: 6mm/0.23 inch
Drill total length: 113mm/4.44 inch
10mm(2/5 inch):
Drill bit diameter: 10mm
Cutter length: 71mm/2.79 inch
Shank diameter: 7mm/0.27 inch
Drill total length: 118mm/4.64 inch
12mm(1/2 inch):
Drill bit diameter: 12mm
Cutter length: 70mm/2.75 inch
Shank diameter: 9mm/0.35 inch
Drill total length: 120mm/4.72 inch

Package Includes:

twist drill bit

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