Features: Engineered with a carbides tipped blade, this woodworking hole hacksaw delivers unmatching durability and efficiency for drilling through hardwood, eliminating blade dullness during prolonged use. Its three tooth positioning systems minimizes cutting resistance while ensuring precise, wobble resistant holes in materials up to 40mm thick for consistent results. Ideal for professional woodworkers and craft enthusiasts requiring high performances tools for demanding projects like furniture making or hinge installations. Tackle rapid drilling tasks in hardwood slabs, laminated tabletops, or circular woodcrafts effortlessly with its double edges blade design for faster chip removal. Accuracy grinding and heat treatments enhances longevity and cutting smoothness, making it the hole hacksaw drill bit for hardwood drilling and woodcraft applications. Specifications: Materials: Cemented carbides Diameter:Approx.15mm/16mm/18mm/20mm/22mm/25mm/28mm/30mm/32mm/35mm(Optional) Length:Approx.72mm/2.83inches Package Includes: 1Pc Hexagonal Handle Woodworking Hole Opener note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!