[6 | 9mm M8 | 5 Stück]
Core hole drill for metric thread individually 1; 5 or 10 pieces or a practical set. For drilling work with high stress and greater concentricity in metal, e.g. steel, sintered iron, etc. Drill material: HSS 42CrMo4 material processing up to a tensile strength: <800 N/mm². The offered 14.0 mm drill is a HSS G Profi Plus drill for the highest demands up to a tensile strength of 900 N/m². Drill material: AISI M2 DIN 1.3343 JIS SKH51 steel. Other sizes of this quality can be found in my eBay shop. The offered drill bits 2.6 mm M3; 3.4 mm M4; 4.3 mm M5; 5.1 mm M6; 6.9 mm M8; and 8.6 mm M10 are very suitable for fixings that do not require the full tensile force of the thread. Such as attaching sockets, switches or small parts that are very light. This has the huge advantage that the taps cut 3-4 times longer. Set contents: 11 core hole drill bits 2.5 mm for M3, 2 pieces 3.3 mm for M4, 2 pieces 4.2 mm for M5, 2 pieces 5.0 mm for M6, 2 pieces 6.8 mm for M8, 1 piece 8.5 mm for M10, 1 piece 10.2 mm for M12, 1 piece