HSS Step Drill Ø 6-60mm - Spiral Large Cone Drill for Metal, Wood, Plastic..DEBUNS clothing_storage Non-stick surface eliminates the need

Non-stick surface eliminates the need for greasing or lining

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Lightweight structure: Minimizes fatigue during prolonged wearing

Length and width: 34-46 cm (13

Design: Two-way zipper with height adjustment

HSS Step Drill Ø 6-60mm - Spiral Large Cone Drill for Metal, Wood, Plastic..DEBUNS clothing_storage Non-stick surface eliminates the needLarge Step Drill The step drill is designed in 12 steps of drill diameter: 6 60mm (6mm, 10mm, 15mm, 20mm, 25mm, 30mm, 35mm, 40mm, 45mm, 50mm, 55mm, 60mm). Unique enlargement holes, no need to change drill and positioning holes during use. Material The step cone cutter is made of HSS 4241 high speed steel and titanium coating on the surface. Anti rust, anti wear and heat, longer service life. Spiral design 135 split tip and 2 groove double edged design