196pcs 1/8" Shank Rotary Tool Accessories Set Sanding Grinding Brushing Polishing Bits Accessory Kit with Storage Box for Dremel Grinder GemOro Testerossa Voice Alert Diamond Tester This device is very easy

This device is very easy to set up and adjust

It is easy to read value at night due to the LCD display with backlight

Alarm Threshold: Electric: 40V/m

12H/24H time format

epoxy board

196pcs 1/8" Shank Rotary Tool Accessories Set Sanding Grinding Brushing Polishing Bits Accessory Kit with Storage Box for Dremel Grinder GemOro Testerossa Voice Alert Diamond Tester This device is very easy196pcs rotary tool accessories kit. Including polishing wax, resin cutting disc, wool felt, steel wire brush, grinding needle, drill bit, collet, sanding band and so on. Great for all types of detail work in both hard and delicate materials. Features: Kit includes polishing wax, resin cutting disc, wool felt, steel wire brush, grinding needle, drill bit, collet, sanding band, etc. Suitable for engraving, grinding, polishing, milling, brushing, metal