Here is a perfect tool kit for small jewelry making! Premium Engraving Drill Bits Set is designed for fine detail work, cutting, engraving, carving, touch-up, and finishing work on glass, metal, stone, ceramic, wood, and plastic. It comes with 36 different bits for different usage!

Specially made for precise or small jewelry making, necklaces, earrings, pendants, bracelets, seashells and etc! All burrs in this set have a shank size of ⅛" (3 mm), allowing them to be compatible with most die grinders and rotary tools as you finish, grind, and shape your work with precision.

• use with water - it is recommended to use water as a lubricant when using these burrs, do not run dry
• used by jewelry designers for drilling clean holes
• wide application - it is great for filing brick, ceramics, fiberglass, glass, gold, metal, plastic, platinum, rock carbide, silver, stone, tile, wood, and anything with a hard surface
• output - can be used for small jewelry making, necklaces, earrings, pendants, bracelets, seashells and etc
• fits drills, flex shafts and dremels
• perfect for all DIY - highly recommended for crafts, hobbies, home repair, jewelry, lapidary use, modeling, and so much more
• can also drill beach sea glass, seashells, rocks, marbles, etc
  

How to use:

• unplug the tool from an electrical outlet before loading a bit
• then press the shaft lock button and loosen the fixed nut
• tighten the fixed nut but avoid excess tightening and never use a damaged bit
• there is an ON/OFF switch button when the switch is on the tool runs at 3,000 RPM
• slide the speed switch to find the speed needed from 3,000 RPM to 20,000 RPM
• slide the switch to the most bottom part for a complete stop
• when finished, turn off the tool and unplug it

Safety rules:

• always unplug the tool when you change drill bit accessory
• do not engage the shaft lock button while the tool is running
• do not use the machine near water or place it in the water
• if it falls into the water unplug it immediately and do not touch the water
• do not touch the drill bits after using it because it is too hot to be touched with a bare hand
• keep dust out of your eyes by using protective eyewear or a dust mask
• the tool must be stored in a dry place and kept beyond the reach of children

Material: 
Electric grinder: ABS body, stainless steel grinding head
Drill bits: high-speed steel
Package size: 16.5 cm x 3 cm (6.5 in x 1.2 in)
Compatibility: compatible with most die grinders and rotary tools
Drill bits shank size: ⅛" (3 mm)
Package includes:
1 x electric grinder
1 x standard plug
30 x drill bits
6 x sanding bits