Bosch twist drill hss g din 338 straight shank bosch 2608585468 these hss g twist drills from bosch comply with din 338 and have straight shanks metal drill bits hss g standard line din 338 12 x 16 x 38 mm pack of 10 bosch 2608585468 twist drill hss g din 338 straight shank 12 x 38mm 10 pcs