Premium 101mm Diamond Core Drill Bit for Concrete, 400mm Length, 5/8"-11 Thread

Diamond Core Drill, 4"/101mm Diameter Core Drill Bit, 14"/355mm Concrete Core Drill Bit, 5/8"-11 Thread Core Bit, Dry/Wet Drill Core Bits with a Blade, Diamond Wet Coring Bit For Concrete
Premium Diamond Material
5/8"-11 Universal Thread
Long Useful Length
Stable Concentric Shaft
High-frequency Teeth Welding
Extensive Use
Total Length: 15.7 in / 400 mm,Adaptor: 5/8in-11,Bit Diameter: 4 in / 101 mm,Model: KZ4-10,Material: Diamond & Aluminum Alloy,Useful Length: 14 in / 355 mm,Item Weight: 11 lbs / 5 kg