Alpen Drill Bits & Parts Twist drill bit 616393 - Alpen 0060100390100, The Alpen 0060100390100 HSS twist drill bit, with a diameter of 3.9 mm and a total length of 75 mm, is crafted for precision in steel and sheet metal machining. Manufactured by Alpen, these twist drill bits are part of a 10-piece set, adhering to DIN 338 standards. Ideal for use in metal and steel drilling applications, they are essential tools for various machining tasks. Alpen 0060100390100 HSS Twist Drill Bits 3.9mm 75mm DIN 338 10 Pk
