Bergeon - Assortment of 5 chrome-plated brass watchmaker's screwdrivers

20 hardened stainless steel screwdriver drill bits, 54/58 HRC, ref. 30080-A-…, Ø 0.50, 0.60, 0.80, 1.00, 1.20 mm
Chrome plated.
Premium quality.
Contents: Ø 0.50 - 0.60 - 0.80 - 1.00 - 1.20 mm.
In a plastic case.

Precision hardened steel drill bits engineered for watchmaking and fine mechanical work. This 20-piece assortment features AP hardened steel with 54/58 HRC hardness, delivering superior durability and accuracy. Chrome-plated finish resists corrosion and wear. Includes five essential sizes: 0.50, 0.60, 0.80, 1.00, and 1.20 mm diameters—each repeated four times for extended use. Organized in a protective plastic case for convenient storage and portability. Professional-grade quality ideal for horologists, jewelers, and precision craftspeople.