BUSCH 8203 diamond twist drills are electroplated with diamond for a uniform, high-quality cut. With a medium grain size, they are used for drilling a variety of materials, such as glass, onyx and other jewelry stones. Coolant or water is required. BUSCH quality, German made.
Recommendations:
- Before drilling, mark the position of the hole on the workpiece with a punch.
- Drill with reduced pressure, intermittently, avoiding levering or tilting.
- Use coolant (drilling fluid), which will increase the service life of the tool.
- Drilling with a fixed drill (not manual) reduces the risk of breakage.
Specifications:
- Designation: Diamond twist drill bit
- Identification: BUSCH 8203/012
- Shank Ø: 2.35 mm
- Length, L1: 12.00 mm
- Speed: 5,000 - 8,000 r.p.m. (with coolant)
- Country of origin: Germany.