20-piece miniature drill set in plastic dispenser with one each of high speed twist drills in wire gauge measured in metric sizes 0.3mm - 1.6mm. Drill soft metals, wood, plastics and acrylics for jewelery, bead making, model making RC/plane/boat/train.

Drill sizes in millimeters include: 0.3, 0.35, 0.4, 0.45, 0.5, 0.55, 0.6, 0.65, 0.7, 0.75, 0.8, 0.85, 0.9, 0.95, 1.0, 1.2, 1.3, 1.4, 1.5, and 1.6.

Any of these twist drill sizes can be used in the following Zona pin vises:

• 37-140 Swivel Head Pin Vise, 37-145 Double Ended Pin Vise.
• 0.4 - 1.6mm fit Zona Tool Holders: 37-120 and 37-130.
• 0.3 - 0.7mm fit Zona 37-160 Spiral Hand Drill.
• 0.254 - 1.143mm fit Zona 37-170 Small Pin Vise.
• 1.9812 - 3.175mm fit Zona 37-180 Large Pin Vise.

These drills may also be used with other hand drills that hold wire gauge twist drills or rotary tools such as Foredom, Dremel, etc. with micro chuck.