Makita D-72855 HSS TIN Drill Bit Economy Set (13 Piece)

Makita D-72855 HSS TIN Drill Bit Economy Set (13 Piece)The Makita D-72855 is an Economy 13 Piece HSS-TiN Drill Bit Set with Straight Shanks in sizes: 1.5 2 2.5 3 3.2 3.5 4 4.5 4.8 5 5.5 6 & 6.5mm suited to drilling metal. The Set is made from High Speed Steel with a titanium-nitride coating this means that they produce minimal levels of friction and therefore reduce friction deposits. TiN-coated drill bits should last longer than uncoated bits and you can often push them faster too. The high surface quality of this ground twist drill bit allows extended usage. It is suitable for use on alloyed and non-alloyed steel malleable cast iron sintered iron new silver copper bronze and hard plastics such as perspex.