Specification Brand : HARFINGTON BulletPoint1 : 16pcs Forstner Bits - Diameter in 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8", 1-1/2", 1-5/8", 1-3/4", 1-7/8", 2", 2/1/8" with a total length of 90mm/3.54" per drill bit, round shank. BulletPoint2 : Smooth Hole Drilling - Forstner bit sets are manufactured using advanced processes and high speed steel materials, enhancing the strength and resistance to wear and tear. BulletPoint3 : Great Performance - The sharp cutting edge of the forstner bits can produce precise, well-defined edges without any splintering or chipping, efficient chip removal can achieve faster and more effortless hole drilling. BulletPoint4 : Various Applications - Forstner drill bit set is versatile and can be used to drill holes in various materials such as wood, plywood, solid wood boards, wooden products, plastics, and laminates. BulletPoint5 : Convenient to Use - Forstner bit set for wood is easy to install and use, can be installed on a drill quickly, suitable for platform drilling equipment such as bench drill, vertical drilling machine, CNC carving machine. ItemName : HARFINGTON 16pcs Forstner Bit Set 3/8"-1-5/8" Dia. Round Shank High Speed Steel Metric Forstner Drill Bits for Wood, Flat Wing Woodworking Hinge Drilling Tool Kits for Wood Plastic Plywood ItemPackageDimensions_Height : 31.3 centimeters ItemPackageDimensions_Length : 7.7 centimeters ItemPackageDimensions_Width : 27.8 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : forstner-bits Manufacturer : HARFINGTON NumberOfPieces : 16 PartNumber : hta230719hh000068 ProductDescription : Forstner bit sets are manufactured using advanced processes and high speed steel materials, enhancing the strength and resistance to wear and tear. Forstner bits are specifically designed to create clean and smooth holes. They produce precise, well-defined edges without any splintering or chipping. Forstner drill bits have low cutting resistance due to the special design. This design allows for efficient chip removal while minimizing friction, resulting in increased drilling speed. Forstner drill bit set is versatile and can be used to drill holes in various materials such as wood, plywood, solid wood boards, wooden products, plastics, and laminates. Forstner bit set for wood is easy to install and use, can be mounted on a standard handheld drill quickly, allowing users to switch between different drill bits efficiently and complete their drilling tasks with ease. Note: This product is not suitable to be applied to concrete, metal, ceramics or glass.