Deli Electric Hammer Impact Drill Bit for Drilling, Slotting in Cement Concrete, Cross Square Shank [10*150mm]

Alloy four-blade drill bit

Upgraded four-blade impact drill head

Thickened with brass coating for sharpness and wear resistance

Double groove chip removal design for smooth drilling and high efficiency

Stable positioning for fast drilling

Durable and wear-resistant, capable of cutting through steel bars and concrete without jamming

Suitable for reinforced concrete, rock, cement walls, brick walls, marble, granite, and tile walls

Ideal for heavy-duty and light-duty electric hammer drills

Standard shank with square or round handle

Square handle with four grooves for heavy-duty electric hammer drills

Round handle with two grooves for light-duty electric hammer drills