The core bits boxed set includes 8pcs totally: 6pcs drill bits diameter 20/25/35/50/75/100mm and 1pc chamfer bits diameter 50mm(2") and 1pc sds plus shank adapter The drilling bits sets are multifunction used for Dry/wet drilling milling beveling shaping porcelain tile, granite, marble, brick and all similar material.The boxed set can solve most of the daily needs G35/40 high quality diamond grain and vacuum brazed technology make the hole smooth and clean, and can achieve excellent surface effect,drilling faster,durable and sturdy Lightning Teeth design provides sharper drilling, helps chip removal, longer working life The drill bit is usually suitable for angle grinder.If you want to use electric drill or other machine, you need an adapter such as Hex Shank or SDS Plus Shank

Specification: 9pcs 6/8/10/35/50/65mm drill bits /25MM drilling milling bits/2"chamfer bits/HEX shank adapter

Diameter 6mm-65mm drill bits, connection: 5/8"-11 thread, Diamond grit #35/40, the total length 60mm,diamond height 10mm, the drilling height 40mm

Diameter 25mm/1" drilling milling bits, connection: 5/8"-11 thread,

Diameter 50mm/2" chamfer bits, connection: 5/8"-11 thread, Diamond grit #80/100,60 degree,

1pc hexagon shank to 5/8"-11 thread adapter

Application :

Dry/wet drilling for porcelain tile marble stone masonry brick granite and all normal stones

Feature:

1. It is processed by cutting-edge high-end vacuum brazing process;

2. The fine particles, through fine drilling, make the edge of the hole smooth and clean, and can achieve excellent surface effect;

3. High-quality diamond particles provide better performance and longer working life for the product;；

4. 5/8-11 thread is available for angle grinder.

5. Both can dry or wet use.