ZL-QH20 Vacuum brazed Diamond Core Drill Bits for Stone Ceramic Drilling-ZL Diamond Tools China Manufacturers Suppliers

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ZL-QH20 Vacuum brazed Diamond Core Drill Bits for Stone Ceramic Drilling

ZL-QH20 Vacuum Brazed Core Drill Bits
Mainly used for drilling of granite, marble, engineering stone, concrete, brick, etc., the desired shape can be achieved by several drilling.
(For 3cm slab, 8-12 s/hole)  


Advantage:

1. Sharp and durable
2. Wet/dry use
3. Fast drilling


Product code: ZL-QH20
Specification: D32 D35

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