Feature

●Set Includes: 4-32mm (15 Tiers) (4,6,8,10,12,14,16,18,20,22,24,26,28,30,32)
●Carbide Step Drill: Adopts carbide cobalt high speed steel material, which is abrasion resistant and heat resistant, and has excellent sharpness than ordinary steel step drills
●Octopus Saw Drill: High stability and long service life are noticed! The callouser drill extends the holes in order from small holes to large holes, allowing you to modify multiple sizes of drilling and enlarging holes. Millimeter display improves work accuracy. Universal triangle shaft finish, suitable for electric drills, rechargeable drill drivers, impact drivers, etc
●High Durability and Stability: Ideal for high-speed drilling. The spiral groove design reduces pressure during cutting and improves the discharge of debris
●Scope of application: Spiral shape is ideal for stainless steel with less welding and smooth drilling. An indispensable tool for drilling stainless steel, thin iron plates, aluminum plates, wood, vinyl, resin, etc., for household DIY, enlarging the lower hole, chamfering, deburring, etc

Description