Uxcell Rotary Tool Cylindrical Mounted Grinding Stones, Pink, 2-Piece Product Name: Mounted Grinding Stone; Material: Ceramic, Stone, Metal Long Stone: 23 x 28mm/ 0. 91'' x 1. 1''(DL); Shank Diameter: 5. 5mm/ 0. 2"; Total Length: 56mm/ 2. 2" Short Stone: 24 x 28mm/ 0. 94'' x 1. 1''(DL); Shank Diameter: 5. 5mm/ 0. 2"; Total Length: 54mm/ 2. 1" Main Color: Silver Tone, Pink; Weight: 79g Package Content: 2 x Mounted Grinding Stone