KenDrill Micro Adaptability. Accuracy. Reliability. Grade—KCU10A Diameter Range Inch/Metric Length to Diameter ratio (L/D) .0197" - .0354" / 0,5 – 0,9 mm 1xD, 5xD & 12xD Grade—KCU10 Diameter Range Inch/Metric Length to Diameter ratio (L/D) .0394" – .1142" / 1,0 – 2,9 mm 2xD, 7xD, 12xD, 20xD, 25xD, 30xD, 40xD & 50xD Applications Inclined 4 Margin Through Drilling Exit Lands Coolant Materials P Steels M Stainless Steels S High-Temp Alloys KenDrill Micro — Kennametal’s first comprehensive micro drilling portfolio for short and deep-hole applications Versatile design supports machining multiple materials with one of the highest coolant volume supplies on the market Featuring a broad micro drill selection with diameters starting from 0.5mm and length offerings from 1xD to 50xD, all including through coolant supply 2