Specification Brand : Aexit BulletPoint1 : Cutting Diameter: 22mm / 0.87"; Product Name: Glass Hole Saw BulletPoint2 : Material: Metal; Package Content: 1 x Glass Hole Saw BulletPoint3 : Weight: 30g; Shank Size: 8mm / 0.31" BulletPoint4 : Total Length: 56mm / 2.2"; Main Color: Silver Tone BulletPoint5 : Hole Saw Depth: 30mm / 1.2" Color : Silver CompatibleMaterial : Glass CompatibleMaterial1 : Glass CompatibleMaterial2 : Marble ItemName : Aexit 22mm Cutting Hole Saws & Accessories Diameter 8mm Shank Metal Diamond Coated Glass Hole Saw Hole Saw Sets Drill Tool ItemTypeKeyword : hole-saw-sets Manufacturer : Aexit Material : Glass,Metal,Diamond Material1 : metal Material2 : Carbide ModelNumber : modle PartNumber : f190413ae049461 ProductDescription : Specifically for glass openings , the ultimate hole saw for hard-to-cut materials; With Special design of diamond brazing, the edge of saw blade will be free cutting, the efficiency of cutting will be improved greatly. Features:Made from high quality diamond powder electroplating. Cut holes smoothly, tidily, with out broken edges and vibration phenomenon. Small incision resistance, increase the speed of cutting holes, easy to decorate after grooving and easy to . Attentions:In order to extend the life of this glass hole saw, when processing, please add into coolant liquids or water. Working without cooling is forbidden. This glass hole saw only can be used in cutting holes on glass. ProductSiteLaunchDate : 2018-09-29T06:55:55.345Z Style : Resistance SurfaceRecommendation : Wood UnitCount : 1