Product Parameters Product Name HSS 6542 Metric Mini Brocas Micro Twist Drill Bit 0.3-3mm Material HSS 6542 Process Fully Ground (Rolled , Milled are Available) Standard DIN338 (Stub DIN1897 , Long DIN340 , Extra Long DIN1869 ,Reduced Shank are Available)Jobber Length (Stub Screw Machine Length , Long Taper Length , Airctraft Extensoin , Extra Long , Silver & Deming 1/2" Reduced Shank are Available) Size 0.3-30MM 1/16" - 31/64" , A - Z, 1# - 60# Point Type 118 Degree Regular