HSS Step Drill Ø 6-60mm - Spiral Large Cone Drill for Metal, Wood, Plastic..DEBUNS Automotive Repair & Speciality Tools All-Day Performance: Maintains temperature for

All-Day Performance: Maintains temperature for over 4 hours with fully sealed zipper design

conference presentations

Secure Groove Design: Round shape stabilizes nuts like chestnuts/walnuts to prevent slipping during cracking

Turn your walls into merchandising display space

resisting bending or breaking even with frequent use

HSS Step Drill Ø 6-60mm - Spiral Large Cone Drill for Metal, Wood, Plastic..DEBUNS Automotive Repair & Speciality Tools All-Day Performance: Maintains temperature forLarge 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