Bosch X-Pro Metal Drill Bit Set HSS-R, DIN 338 7pc 2607017036 7 Piece Set. High torsion HSS-R rolled drill bit set with reduced risk of breakage. Suitable for alloyed and non-alloyed steel up to a tensile strength of 900 N/mm², non-ferrous metals, cast iron, hard plastics. Rolled spiral flute and ground point with oxide coating allows rapid chip removal. Comes packed in slide / flip case. FEATURES Long lifetimes due to tough core thickness and distinct hardness within the area of application Spiral flute with oxide coating for rapid chip removal Low risk of breakage – especially when drilling with diameters smaller than 6 mm High elasticity due to low-heat shaping manufacturing process APPLICATIONS Suitable for alloyed and non-alloyed steel up to a tensile strength of 900 N/mm², non-ferrous metals, cast iron, hard plastics CONTENTS 1x 2.0mm 1x 3.0mm 1x 4.0mm  1x 5.0mm  1x 6.0mm 1x 7.0mm 1x 8.0mm 1x Case