• Hot Isostatically Pressed to Extend Life and Resist Breakage
• Copper Braze Material Gives High Heat Resistance for Reduced Tip Loss""
• Masonry Drill Bit • Type Percussion Rotary • Drill Size 3/4 Inch • Overall Length 6 Inch • Flute Type Twist • Flute Length 3 Inch • Shank Type Straight • Shank Size 1/2 Inch • Material Copper • Process Brazed, Hardened • Finish Chrome Plated • Hardness 50 to 53 HRC • Shaft Material Chrome Vanadium