[VERSATILE USAGE] One piece for multi-purpose, drills different diameters, reams, deburrs, ensures accurate drilling
[ENHANCED DESIGN] X-shaped opening reduces slippage, universal hex shank for stability
[EASY TO READ] Laser scale for clear diameter marking, improves precision
[TIME-SAVING] No need to swap bits for different hole sizes on thin materials
[WIDE APPLICATION] Suitable for drilling wood, stainless steel, plastic, copper, and aluminum

Spec:
Item Type: Step Drill Bit
Material: High speed steel
Uses: Drilling wood, stainless steel, plastic plates, copper plates, aluminum plates
Applicable Equipment: Electric drill, bench drill, battery drill, etc.
Shank Type: General hex handle

Size(approx.) Number of Steps Blade length per step(approx.) Shank diameter(approx.) Total length of cutter head(approx.)
4 ~ 12mm / 0.2 ~ 0.5in 5 7mm / 0.3in 6.35mm / 0.3in 43mm / 1.7in

Package List：
1 x Step Drill Bit
Note：