Dry/Wet diamond core bits for drilling stone(with pilot bit)

diameter: 7/8 inch to 4 inch
use method: dry/wet cut
production method: hot pressed sintering
cut material: granite, quartz, brick, masonry
machine: hand held core drill, angle grinders

ideal for common faucet hole applications
produce faster, cleaner cuts without breaking or chipping
best performance when used with water
Economic price with excellent life

Specifications

These heavy duty diamond core bits can be used wet or dry in granite, marble and ceramic tile. The 3/8″ shank allows them to be used in a hand-held electric drill. These bits come with a removable 1/4″ pilot bit.

– All available diameter: 7/8″, 1″, 1-1/8″, 1-1/4″, 1-3/8″, 1-1/2″, 1-5/8″, 1-3/4″, 1-7/8″, 2″, 2-1/4″, 2-1/2″, 2-5/8″, 2-3/4″, 2-7/8″, 3″, 3-1/4″, 3-1/2″, 3-3/4″, 4″

– Threads: Straight, tringle shank

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