Designed with spiral flutes and various lengths and forms to give high quality centre holes.
• TiN Tipped
• 60° inclusive angle.
• Manufactured to BS 328 : Part 2 : 1986, DIN 333A, ISO 866, ISO 2540, ISO 2541.
• Metric Sizes: 4.00, 6.00, 8.00, 10.00 and 12.00mm.
• Imperial Sizes: BS1, BS2, BS3, BS4 and BS5.