Specification Brand : Aexit BulletPoint1 : Product Name: Hinge Boring Bit; Material: Carbide BulletPoint2 : Weight: 53g; Package Content: 1 x Hinge Boring Bit BulletPoint3 : Boring Diameter: 25mm/1"; Shank Diameter: 8mm/0.3" BulletPoint4 : Overall Length: 75mm/3" BulletPoint5 : Main Color: Silver Gray Color : Silver CompatibleMaterial : Glass CompatibleMaterial1 : Glass CompatibleMaterial2 : Marble ItemName : Aexit 25mm Dia Hole Saws & Accessories Carbide Tip Hex Shank Wood Cutting Hole Saw Hinge Boring Hole Saw Sets Drill Bit ItemTypeKeyword : hole-saw-sets Manufacturer : Aexit Material : Carbide Material1 : metal Material2 : Carbide ModelNumber : modle PartNumber : f190413ae068256 ProductDescription : Precision ground for heavy use and easily sharpened, it can enlarge existing holes with ease and bore any arc of a circle. Carbide tip is specially designed to pass through hole cleanly in end grain and thin stock, great for boring concealed hinges and door clocks. We use the finest industrial quality micrograin carbide to produce very sharp cutting edges and improve cutting resistance. Work with an electric drilling tool (not included). ProductSiteLaunchDate : 2018-09-29T06:57:02.050Z Style : Compact SurfaceRecommendation : Wood UnitCount : 1