Bordo 3/8" x 20 BSF 1" Chrome Button Die Insize Metric Height Gauge 0-5MM Range Series 2147-4B With a pitch of 11

With a pitch of 11 TPI and a 60° profile

it ensures excellent clamping force and minimal run-out

- Designed for creating inverted dovetail grooves

Part No: 3630600

DIN 327 Standard – Guarantees consistent dimensional accuracy and tool quality

Bordo 3/8" x 20 BSF 1" Chrome Button Die Insize Metric Height Gauge 0-5MM Range Series 2147-4B With a pitch of 11This 3 8" x 20 BSF Chrome Button Die is designed for forming, repairing, and restoring British Standard Fine (BSF) external threads. Its fine pitch profile provides strong thread engagement and improved resistance to stripping, making it suitable for precision mechanical applications and classic machinery maintenance. Key Features: Thread Standard: British Standard Fine (BSF), featuring a finer pitch than the British Standard Whitworth (BSW) system.