50PCS Home Grinding Heads With 3mm Shank Polishing Bits Diamond Rotary Burr Set

Features: 50 assorted different grinding heads 3 mm shank 150 grit for detail work. Used for stone jade jewelry wood ceramic tile glass gem metal and other hard materials. Suitable for DIY engraving carving cutting sanding polishing grinding etc. With 3 mm shank designed for multi functional tool and most grinders or rotary tools. 50 silver diamond burr grinding wheels per set is enough to meet your needs. Specifications: Types: Small Head Big Head Material: Emery Size: About 40x4x3.17 mm(Length*Top Thickness*Bottom Diameter) Connecting rod length: About 3 mm Grinding Heads(approx.): Inverted Mouth: 2.5mm 3.2mm 4mm 5mm 6mm Round Cylindrical: 3.0mm 4.0mm 5.0mm 6.0mm Ball: 3.0mm 4.0mm 5.0mm 6.0mm Torch: 2.5mm 3.5mm 4mm 5mm 6mm Cylindrical Flat: 4mm 5mm 6mm Umbrella: 4mm 8mm 10mm Round Ladder: 8mm 10mm T-shaped round edge: 12x2mm 12x 3mm 12x2.5mm 16x3mm 16x4.5 mm T-shaped Flat Side: 12x1.5mm 12x2mm 12x3mm 16x3mm 16x4.5 mm Sharp Needle: 2.5mm 3.5mm 4mm 5mm 6mm Round inverted cone concave: 10mm Round inverted cone plane: 10mm One piece of round and concave shape: 12×3.5mm Color: Silver Package Included: 5 pieces Inverted mouth grinding heads 4 pieces Cylindrical round heads 4 pieces Ball type grinding heads 5 pieces Torch type grinding heads 3 pieces Cylindrical flat heads 3 pieces Umbrella type heads 2 pieces Round ladder type heads 7 pieces D-shaped round edge heads 7 pieces D-shaped flat side heads 7 pieces Sharp needle type heads 1 piece Round inverted cone concave type heads 1 piece Round inverted cone plane heads 1 piece Round and concave type heads Note: 1. Due to the light and screen difference the item s color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement.