Product Description 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 Ideal for using in sheet metal, aluminium, plastic & fibre glass During drilling, the next step deburrs the previously drilled hole Ideal for sheet metal without pre drilling Made from High Speed Steel Spiral flute for reduced vibration and greater control through steps Fixed drilling steps During drilling, the next step deburrs the previously drilled hole Includes: 4-12mm 4-20mm 4-30mm Storage case UPC: 9311744445912 Enquiry Tell A Friend