The Otto Frei–BORE Jewelers Drill Bit Basic Kit combines the precision of HSS twist drills with the smart organization of the BORE drill holder by Nashef Designs. This complete master kit includes 150 HSS twist drills in sizes #51 through #80, neatly arranged in a 3D printed organizer with labeled compartments and a clear viewing window. Compact and thoughtfully engineered, it keeps your most frequently used micro drill sizes visible, protected, and ready at hand.
Features
- Complete kit with 150 HSS twist drills
- 5 drills each in 30 sizes from #51 to #80
- Organizer features 32 labeled compartments plus one closed compartment
- Compartments labeled in both wire gauge (#51–#80) and metric (0.34–1.7 mm)
- Stepped compartment floors for improved visibility of smaller drills
- Clear plastic window for quick size identification
- Includes one tube of Stay Sharp bur lubricant
- 3D printed in the USA by Nashef Designs
Specifications
| Drill Type |
High Speed Steel (HSS) Twist Drills |
| Size Range |
#51–#80 (1.7–0.34 mm / 0.0700–0.0135 in) |
| Quantity |
150 Drills (5 Each of 30 Sizes) |
| Organizer Material |
3D Printed Plastic |
| Organizer Dimensions |
2-1/2 in Tall x 3-3/4 in Diameter (63.5 mm x 95.3 mm) |
| Manufactured In |
USA (Organizer) |
| Brand |
Nashef Designs |
What’s Included
| Item |
Qty |
| HSS Twist Drills (#51–#80) |
150 (5 Each of 30 Sizes) |
| BORE Drill Holder Organizer |
1 |
| Stay Sharp Bur Lubricant |
1 Tube |
Notes
- HSS twist drill shanks are the same diameter from tip to shank and become shorter as diameter decreases.
- Use appropriate speeds and lubrication when drilling to maximize tool life.
California Prop 65 Warning:
