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7YRS
Quanzhou Top Diamond Tools Import And Export Co., Ltd.

 

Testing different stones

Supply technical guide

Nina Gao
Benson
Product EvaluationDiamond dry core bit working
Good sharpness,long lifetime,send us inquiry and we will let you know how many holes it can drill and we will also give you favorable discount for test.
$20.00/blade
5 blades
$7.20 - $10.50/unit
5 units
$19.50 - $20.50/unit
5 units
$2.70 - $2.90/unit
6 units
$45.00 - $50.00/blade
2 blades
$2.10 - $5.90/blade
1 blade
$23.00 - $26.00/meter
10 meters
$7.00/blade
5 blades
$10.50 - $15.50/blade
5 blades