uxcell 100mm x 20mm x 1mm Double Side Glass Diamond Saw Cutter Cutting Disc Product Name : Diamond Saw Cutter ;Material : Metal, Diamond Particles Color : Silver Tone;Outside Diameter : 100mm/ 3.9" Arbor Hole Diameter : 20mm/ 0.78";Rim Thickness : 1mm/ 0.03" Net Weight : 39g Package Content : 1 x Diamond Saw Cutter