Step Drill (Spiral Flute) Set

Step Drill (Spiral Flute) Set

This 3-piece step drill set covers hole sizes from 4mm to 32mm in graduated steps. The spiral flute design provides efficient chip removal. The HSS construction maintains sharpness through extended use. The 135° split point starts holes accurately without walking. The bright finish reduces friction during drilling. The 3/8″ reduced shank fits most drill chucks. Ideal for thin metal, plastic, and composite materials. The precision-ground cutting edges produce clean, burr-free holes. The balanced design minimizes vibration for better control. Includes storage case to protect cutting edges. A versatile solution for electrical, plumbing, and HVAC installations.