30-70mm Wall Hole Drill Bit or 320mm Shank Hole Saw tooth Brick Concrete Cement Walls Hole Cutter

Description: 30-70mm Wall Hole Drill Bit or 320mm Shank Hole Saw Tooth Brick Concrete Cement Walls Hole Cutter Specifications: Material: Alloy Hole Drill: 30/35/40/45/50/55/60/65/70mm Shank: 320mm Hex (#001) or Square Shank (#002) Process: High-frequency welding technology inlay alloy Uses: Suitable for brick, concrete walls, air conditioning openings Quantity: 1pc (It only include 1 pc drill or 1pc shank, please choose the size you want.) Features: Use YG8 carbide manufacturing, the matrix 40CR, high-frequency welding technology inlay alloy Rounds alloy blade combinations, each blade to bear part of the workload, not prone to chipping off the edge High-frequency welding technology, welding openings is very strong, smooth inside and outside welding mouth, precision engage, appearance Package Included: 1pc x Wall Hole Drill Bit or 1pc shank Notice: Please allow a bit error due to manual measurement and make sure you do not mind before ordering. The color may have different as the difference display,pls understand. More Details: