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BAINUO 1pc Diamond Coated Burr Mounted Point Grinding Bits, 8mm Concave Type Rotary Drill Bits 1/4'' Shank Bracelet Ring Jade Carving Tools 400grit
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*Price and Stocks may change without prior notice
*Packaging of actual item may differ from photo shown
- Electrical items MAY be 110 volts.
- 7 Day Return Policy
- All products are genuine and original
- Cash On Delivery/Cash Upon Pickup Available
BAINUO 1pc Diamond Coated Burr Mounted Point Features
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▲【SPECIFICATION】This burr bit diameter is 20mm, the side width is 8mm, and the #400 grain size is suitable for fine polishing; the diameter of the rod is 6mm, which is suitable for flat knitting machines, bench drills, electric drills, etc.
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▲【ADVANCED TECHNOLOGY】The concave emery grinding head is made of high-quality emery and processed by the overall precision turning (numerical control lathe); the concentricity is accurate, and there is no yaw phenomenon, so as to ensure the quality of the product and the use effect.
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▲【ARC DESIGN】The concave arc design diamond grinding bit is especially suitable for the arc grinding of bracelets, rings and jade beads; the emery particles are uniform, without convex sand, and the processed products are more delicate and smooth, without unevenness.
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▲【POWER POLISHING】400# Fine sand: Advantages - fine sanding, good effect; Disadvantages - low efficiency, slow molding, non-wearing. It is recommended to use with coarse-grained grinding heads to save raw materials and high work efficiency.
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▲【APPLICATION】Rotary grinding burr bit mainly used for shaping, polishing, trimming the edges of bracelets, rings and jade beads of different widths or polishing the edges after stone processing.
