Product Center > Diamond Core Dirll Bit > Laser brazed turbo dry core bit for granite

Laser brazed turbo dry core bit for granite

After years of development and application, adopting advanced brazing technology, special steel matrix structure and special abrasive configuration technology, making the core drill bits have some advantages, such as high efficiency, long life time etc.
The price is negotiable

Product Description


1.Fast & smooth drilling for granite。
2. Dry use, also can be used with water which will help to increase the performance.
3. Wax helps improve drilling performance, cooling, maintaining drilling speed & increasing lifetime.
4. Self-cooling, self-sharpening

Professional designed by turbo segments for extremely aggressive cutting, vaccum brazed side protection  
( 4 vacuum segments outside, 2 vacuum segments inside)


Code No.DiameterArbor
ZTJW20H3/4   5/8-11”                                              M14
ZTJW25H1
ZTJW32H1   1/4
ZTJW35H1   3/8
ZTJW38H1   1/2
ZTJW45H1   3/4
ZTJW50H2




Packaging 
The inner packaging is carton box .The outer packaging is carton box Or woodencase.(If by air ,carton box will reduce the weight, if by sea, we suggest woodenbox for waterproof.

Shipping:  <45kg, express service is recommonded
                          >45kg, air or sea is a better choice 45kg

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