D504SET3

For use in sheet metal, aluminium, plastic & fibreglass, ideal for sheet metal without pre-drilling. During drilling, the next step deburrs the previously drilled hole.

+ Range: 4-12 (9 steps), 4-20 (9 steps), 4-30 (14 steps)
+ 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