Specification Brand : Aexit BulletPoint1 : Cutting Diameter: 30mm/1.2"; Product Name: Glass Hole Saw BulletPoint2 : Material: Metal , Diamond Particles; Package Content: 1 x Glass Hole Saw BulletPoint3 : Weight: 29g; Shank Size: 8.5 x 17mm/1" x 0.4"(L*D) BulletPoint4 : Total Length: 50mm/2" BulletPoint5 : Main Color: Silver Tone Color : Silver CompatibleMaterial : Glass ItemName : Aexit 8.5mmx17mm Shank Hole Saws & Accessories 30mm Dia Diamond Coated Hole Saw Drill Bit Hole Saw Sets for Glass ItemTypeKeyword : hole-saw-sets Manufacturer : Aexit Material : Glass,Metal,Diamond ModelNumber : modle PartNumber : f190413ae054768 ProductDescription : Description: Silver tone , 30mm Cutting Hole Diameter, diamond particles, Glass Hole Saw. The diamond coating on these saws give superior performance and life. The Hole Saw Tool is perfect for making and accurate hole on glass , tile. Works better with a electric drll(here is not included). ProductSiteLaunchDate : 2018-09-28T02:32:49.737Z Style : Resistance UnitCount : 1