The Busch Fig 203HSS High Speed Steel Twist Drill Kit gives professional jewelers and metalsmiths a practical assortment of precision micro drill sizes in a single package. Made in Germany by Busch, these High Speed Steel (HSS) twist drills stay sharp longer than conventional Tungsten Vanadium twist drills and, when used properly, deliver significantly extended service life. The kit includes 2 each of six sizes ranging from 0.50mm to 1.00mm — 12 drills total — so you have a reliable backup on hand if a fine drill breaks mid-job. All drills feature 3/32" diameter shanks for seamless use in quick-change handpieces fitted with standard 3/32" collets.
Features
- High Speed Steel (HSS) construction stays sharp longer than Tungsten Vanadium twist drills
- Genuine German-made Busch quality for professional precision work
- Kit includes 2 each of 6 sizes — 12 drills total — for built-in redundancy
- Size range spans 0.50mm to 1.00mm in 0.10mm increments
- 3/32" diameter shanks are compatible with standard quick-change handpieces and collets
Specifications
| Material |
High Speed Steel (HSS) |
| Origin |
Germany |
| Shank Diameter |
3/32" |
| Size Range |
0.50mm – 1.00mm |
| Size Increment |
0.10mm |
| Kit Quantity |
12 drills (2 each of 6 sizes) |
What's Included
- 128.684 – Busch HSS Twist Drill 0.50mm on 3/32" Shank (qty. 2)
- 128.685 – Busch HSS Twist Drill 0.60mm on 3/32" Shank (qty. 2)
- 128.686 – Busch HSS Twist Drill 0.70mm on 3/32" Shank (qty. 2)
- 128.687 – Busch HSS Twist Drill 0.80mm on 3/32" Shank (qty. 2)
- 128.688 – Busch HSS Twist Drill 0.90mm on 3/32" Shank (qty. 2)
- 128.689 – Busch HSS Twist Drill 1.00mm on 3/32" Shank (qty. 2)