Multi-Purpose Rotary Drill Bit Cobalt Tip 9/32 X 4-3/8

ARTU USA INC ROTARY DRILL BIT9/32 X 4-3/8 ;Multi-Purpose Drill Bit ;Maximum Hardness & Resistance To Wear ;For rotary or percussion drilling ;Resharpenable ;Chrome vanadium steel shank ;Tip is blend of tungsten carbide/cobalt ;Withstands drill temps. up to 1900 degrees ;Applications: masonry ceramic tile concrete Brick fiberglass cast metals wood glass;