The Dormer A110 Metric Long Series Drill Bits is a general purpose long reach drill. Ideal for drilling deep holes in a wide range of materials and are suitable for both hand and machine use. Manufactured to: DIN 340RN/BS328/ISO 494.Select Option 1.00mm1.50mm10.00mm11.00mm12.00mm2.00mm2.50mm3.00mm3.20mm3.50mm4.00mm4.20mm4.50mm4.80mm5.00mm5.50mm6.00mm6.50mm7.00mm8.00mm8.50mm Add to Basket Quantity