Alpen Cobalt Drill Bit Set 19 Piece ALP KM19COB HP1630 The four robust handles make

The four robust handles make it easier to manoeuvre and position the roll board

Can be used to shine and protect wood countertop surfaces

These rectangular leads have a 2 x 5 mm profile and come in a convenient plastic case for easy handling and storage

This toolbox is IP65 rated

One-touch sliding chuck for easy bit installation and removal

Alpen Cobalt Drill Bit Set 19 Piece ALP KM19COB HP1630 The four robust handles makeAlpen 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,