Alpen Cobalt Drill Bit Set 19 Piece ALP KM19COB Type_Dust Bags / Filters One-touch sliding chuck for easy

One-touch sliding chuck for easy bit installation and removal

even those that we cannot control

200r/min Max

Compact 50mm length for access in tight spaces

Alpen Cobalt Drill Bit Set 19 Piece ALP KM19COB Type_Dust Bags / Filters One-touch sliding chuck for easyAlpen Cobalt Drill Bit Set 19 Piece 1 10 X 0. 5mm In Metal Case 5% cobalt alloyed jobber drills with high heat resistance for drilling steels with tensile strength over 800 N mm, especially suitable for high alloyed steels, bearing steels, hot cold rolled steel. Ideal for stainless steel. Structural steels < 400 N mm Free cutting steels < 850 N mm Unalloyed heat treatable steels < 1. 100 N mm Alloyed heat treatable steels < 1. 300 N mm Copper, brass,