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6mm 1/4" Hex Shank Diamond Core Drill
Unified National Coarse thread form was introduced in 1948 as an attempt to standardise thread forms in the USA
Carbide has a very high abrasion resistance and can also withstand higher temperatures than standard HSS
good abrasion resistance and resistance to micro-chipping
PowerCoil Wire Thread Inserts can also be used to create new stronger threads in original equipment
1.0mm - 6.5mm x 0.5mm, 7.0mm - 13.0mm 19PCE HSS BRT DELTA POINT DRILL SET 6mm 1/4" Hex Shank Diamond1. 0mm 6. 5mm x 0. 5mm, 7. 0mm 13. 0mm 19PCE HSS BRT DELTA POINT DRILL SET 1. 0mm 6. 5mm x 0. 5mm, 7. 0mm 13. 0mm 19PCE Delta Point Bright Finish HSS Twist Drill Bordo Metric Delta Point 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
US$ 1646.50
US$ 170.50