Description

D504-Set

HSS Step Drill Sets -Sutton Tools For use in sheet metal, aluminium, plastic & fibre glass, ideal for sheet metal without predrilling. During drilling, the next step deburrs the previously drilled hole.

Features:

Fixed Drilling Steps: Spiral Flute for reduced vibration and greater control through steps Made from HSS: Constructed from M2 high speed steel offering the best combination of strength, heat & wear resistance Flat Shank: Three flats suits 3-jaw chuck

Contents:

1 x 4-12mm (9 steps)

1 x 4-20mm (9 steps)

1 x 4-30mm (14 steps)