11.5mm BRT HSS Delta Point Jobber Drill 10mm 1/4" Hex Shank Diamond

10mm 1/4" Hex Shank Diamond Core Drill

Industry leading premium quality high tensile stainless steel micro serrated blades

accurate holes

Hard stone and high MPA concrete quickly cause standard masonry bits to dull and break

Cone drills are used to drill new holes or enlarge existing holes in steel

11.5mm BRT HSS Delta Point Jobber Drill 10mm 1/4" Hex Shank Diamond11. 5mm Delta Point Bright Finish HSS Twist Drill Bordo Metric Delta Point M11. 5 HSS Twist Drills. DIN338 Delta Point drills have a multi faceted cutting tip. Rather than try and modify existing point types, or tweak the grind angles, Delta Point tip design required a revolutionary re think of drill tip function. The overall length of the cutting edge significantly exceeds that of conventional drills. This means more edge doing the cutting and the