Specification Brand : Aexit BulletPoint1 : Product Name : Grinding Diamond Bits Set;Shape : Cylindrical;Model : 3# BulletPoint2 : Material : Alloy;Shank Diameter(Each) : 3mm / 0.12";Each Length : 45mm / 1.77" BulletPoint3 : Tip Diameter : 2mm/ 0.079";Case Size : 143 x 60 x 20mm / 5.6" x 2.4" x 0.8"(L*W*T) BulletPoint4 : Color : Silver Tone;Total Weight : 110g BulletPoint5 : Package Content : 30 Pcs x Grinding Bits;1 x Plastic Case : 1 x Plastic Case CompatibleMaterial : Alloy Steel ConstructionType : Grinding CuttingAngleString : 135 degrees FinishType : Silver ItemName : Aexit 30 Pcs Grinder Accessories Diamond Cylindrical Shape Tip 3mm Shank Cutoff Wheels Grinder Bit ItemTypeKeyword : abrasive-cutoff-wheels Manufacturer : Aexit Material : Diamond ModelNumber : modle PartNumber : f190412ae028554 ProductDescription : 30 Pcs diamond point bit set in a protective plastic case, can be used for a variety of hole making and grinding tasks in glass, ceramics, porcelain, plastics. Diamond set is perfect for use with your high speed drilling or grinding tool. Replacement part for power grinder which require 3mm shank bit. ProductSiteLaunchDate : 2018-09-28T02:33:57.689Z SurfaceRecommendation1 : Plastic SurfaceRecommendation2 : Ceramic SurfaceRecommendation3 : Stone SurfaceRecommendation4 : Glass UnitCount : 1