Diamond Core Bit Laser-welded or silver-brazed Core drills are designed to satisfing each customer's specific request. Ensure faster drilling and longer life. Especially, they bring high satisfactions in drilling hard materials. Application: Reinforced concrete, masonry, sand-lime brick, granite and marble. Threaded connection: R1/2", UNC1-1/4", 5/8"-11. Barrel depth / Effective length: 12"/305mm, 14"/152mm, 12"/357mm, 16"/406mm. Segment height: 7mm, 9mm, 10mm available.
