Alpen Drill Bits & Parts Twist drill bit 616390 - Alpen 0060100065100, The Alpen HSS Twist Drill Bit 0.65 mm is a high-quality machining tool with a total length of 26 mm and adheres to DIN 338 standards. Manufactured by Alpen, the set includes 10 pieces, ideal for precise drilling in metal, steel, and sheet metal applications. Its robust design makes it suitable for both professional and DIY use in various machining tasks. Alpen 0060100065100 HSS Twist Drill Bit 0.65mm 10pcs For Alloyed Steels