- Blacksmith Drill Bit Product Code KJNBDB17mmFor use with Pillar Drill for drilling own 17 mm holes.
17 mm HSS ( High Speed Steel) with ½” Parallel Shank
Flute length: 78.0
Overall Length: 150.0
Point angle 118 Deg,
Helix angle: normal,
Web thickness: standard,
Tolerance of diameter: h8,
Tolerance of shank: -0.01/0.08.
Manufactured to BS328.
Fracturing of the drill shank may occur if it is used for any other purpose or if extreme pressure is exerted on the drill.£28.30 Excl. Vat