Diamond Core Drill, 4"/101mm Diameter Core Drill Bit, 9.5"/241mm Concrete Core Drill Bit, 5/8"-11 Thread Core Bit, Dry/Wet "

VEVOR Diamond Core Drill, 4"/101mm Diameter Core Drill Bit, 9.5"/241mm 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
Fast Chip Remover
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: KZ4-9.5,Material: Diamond & Aluminum Alloy,Useful Length: 9.5 in / 241 mm,Item Weight: 10 lbs / 4.8 kg"