Concrete Drill Bit Cross Type Double Thread Electric Hammer Drill Bit

• Type: Magnetic Drill
• Classification: Screw
• Drill Brand: Screw
• Applications: Marine Drill Rod Sophie
• Impact Drill Structure: Canines Style
• Specification: 4mm, custom made
• Model NO.: 129
• Impact Drill Head: Impact Drill
• Drill shape: Round
• Condition: New
• Customized: Customized
• Material: Carbide
• Shank Type: 3-Flat
• Tool Flute Type: Spiral
• Transport Package: Carton+Pallet
• Trademark: hanyang
• Origin: China
• Production Capacity: 500000

Product Description

About this item

• SIZE INTRODUCTION:The total length is 8 inches, the actual effective length is 6 inches.
• Alloy Cutter Head: The harder cross cutter is easier and more efficient for drilling work.
• Material: High-strength alloy steel is made by Wensilon, very hard.
• Ripple design: double line of drill bit design, drilling and punching is faster, stone powder is easier to peel off from the wall.
• Compatible with most brands of impact drills on the market