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Products Name: Vacuum Brazed Diamond Core Drill Bits, 3-1/2" (89mm)

Item Code: 677089

Quality: Professional

Description:

3-1/2" (89mm) x 15mm x 75mm x 5/8"-11

Package Style: 1pc/blister card


Message Inquiry
FEATURES

Selected diamond powder 

High diamond concentration

Advantage high density bond

40CR body

Grit 35/40#

The inside of the drill bit is filled with dense cooling wax for cooling the diamond bits

High strength center

Vacuum brazed technology process

BENEFITS

Fast and smooth drilling 

Best balance control without any vibration

Long life

Mas working depth 50mm

Dry & wet application 

For angle grinder

APPLICATIONS

Fast and smooth drilling 

Best balance control without any vibration

Long life

Mas working depth 50mm

Dry & wet application 

For angle grinder

SERIES LIST