New 3 pieces of 13mm diamond coated hole saw / drill bits. 

Outside diameter: 13mm

Shank: 6mm

Can drill: 30mm depth

Total length: 55mm.

Suitable for use in drill hole on glass, marble or rock.  

Please add water for coolant and drill slowly. 

Airmail from Hong Kong to the United States (or worldwide) is FREE and takes 7-10 days delivery to your home.

Payment is expected within seven days of auction closing. 

THK® specialized in wide range of diamond tools, nuts & bolts, bits, saws and machinery etc. Our products are quality assured according to the advanced technology applied and strictly control the quality of raw materials. We supply many of the mainstream Construction Companies right here in Hong Kong. Our products are in use at many of the larger projects such as the HK airport and HK Disney Land.

We will ship your order within 24 business hours after payment has been received.