Specification Brand : HARFINGTON BulletPoint1 : Size - Bits Size Included: 1/2”, 5/8”, 3/4”, 7/8”, 1”, 1-1/8”, and 1-1/2”; Diameter (Hex): 1/4 inch BulletPoint2 : Material - Wood spade drill bits are crafted from high carbon steel, ensuring high wear resistance and durability. The head surface is polished to enhance longevity and performance. BulletPoint3 : Quick Change Hex Shank - The spade drill bit features a quick change 1/4" hexagonal shank with grooves designed to minimize slipping and prevent it from falling off, ensuring safety during use. It allows for smooth and efficient drilling and is suitable for most brands of drill driving tools available. BulletPoint4 : Feature - The flat paddle has double-sided cutting spikes for accurate start-up and secure positioning of the hole circle center, which can achieve sharper, faster drilling speed and smoother chip removal. BulletPoint5 : Application - Used in the woodworking industry, including making furniture, wood products, wooden floors, etc., for precise drilling on home decoration or DIY projects, and can also be used to open holes for installing wood components. Color : Gold Tone GpsrSafetyAttestation : 1 IncludedComponents : no ItemName : HARFINGTON 7Pcs Spade Drill Bit Paddle Flat Bits Set Wood Hole Cutter with Quick Change 1/4 Inch Hex Shank for Woodworking Fiberglass, Gold Tone ItemPackageDimensions_Height : 1.06 inches ItemPackageDimensions_Length : 8.66 inches ItemPackageDimensions_Width : 3.15 inches ItemPackageQuantity : 1 ItemTypeKeyword : spade-bits Manufacturer : HARFINGTON NumberOfItems : 7 PartNumber : hta250306hh001733 ProductDescription : Wood spade drill bits are crafted from high carbon steel, ensuring high wear resistance and durability. The head surface is polished to enhance longevity and performance. The spade drill bit features a quick change 1/4" hexagonal shank with grooves designed to minimize slipping and prevent it from falling off, ensuring safety during use. It allows for smooth and efficient drilling and is suitable for most brands of drill driving tools available. The flat paddle has double-sided cutting spikes for accurate start-up and secure positioning of the hole circle center, which can achieve sharper, faster drilling speed and smoother chip removal. Used in the woodworking industry, including making furniture, wood products, wooden floors, etc., for precise drilling on home decoration or DIY projects, and can also be used to open holes for installing wood components.