HSS Step Drill Ø 6-60mm - Spiral Large Cone Drill for Metal, Wood, Plastic..DEBUNS clothing_storage **Smart Self-Filling System** The innovative

**Smart Self-Filling System** The innovative auto-refill mechanism ensures food and water stay fresh and plentiful

If you are dissatisfied with our products

fried snacks and other foods

which are suitable for your different needs and replacement during work

for worry-free diaper changing solutions

HSS Step Drill Ø 6-60mm - Spiral Large Cone Drill for Metal, Wood, Plastic..DEBUNS clothing_storage **Smart Self-Filling System** The innovativeLarge 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