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Product name | Diamond dry core drill bit |
Brand | Johnsontools or OEM |
Types | Diamond Dry Granite Core drill bit |
Diameter | 32mm |
Length | 102mm |
Thread | 5/8-11" , M14 |
Machine | Drilling machine |
Application | Drilling stones, concrete brick wall |
Quality Control | 1. Strict Raw material inspection 2. Professional formula 3. Production process control(PDCA+7S Principle) 4. Do some cutting testing to sure the using function 5. Products pass ISO9001 and SGS inspection |