3Pcs/Set Hexagonal Shank High-speed Steel Step Cone Dril Bits 3-12mm/4-20mm/4-12mm Hole Cutter with Pouch


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The 3pcs step cone drill bits are suitable for cutting hole in a variety of materials including steel, brass, wood, plastic, etc.

Automatically deburrs holes as you drill.        
Two-flute design gives you faster, smoother cutting.        
Titanium nitride coating for cooler running.        
Quick-change 1/4" hex shank.    
Manufactured from high speed steel for increased durability and cutting power.    
Used for variety of materials from metal, plastic, fiberglass to wood.        
They also help to enlarge existing holes.

Material: High-speed steel
Color: Gold
Size: 3-12mm/4-20mm/4-12mm
Package Weight: 100g / 3.53ounces
Package Size: 120 * 100 * 20mm / 4.72 * 3.94 * 0.79in

Packing List:
3 * Step Cone Drill Bits
1 * Pouch