Somta Somta Series 367 - HSS Woodruff Cutter No. 305 (Threaded Shank)

Somta Series 367 – HSS Woodruff Cutter No.305 (Threaded Shank)

The SOMTA 3670040 – 305 HSS Woodruff Cutter is a precision-engineered tool designed for milling accurate keyway slots for Woodruff keys in shafts and hub assemblies. Built from high-speed steel with 5% cobalt (HSS-Co5) and fitted with a threaded shank, it ensures robust cutting performance, long tool life, and vibration-free machining. Suitable for both general-purpose milling and production operations.

• Precision Woodruff Cutter – Produces accurate keyseats conforming to Woodruff key standards.
• HSS-Co5 Material – Provides wear resistance and maintains cutting hardness at elevated temperatures.
• Threaded Shank (H8 Tolerance) – Guarantees secure fixturing and concentricity.
• Staggered Tooth Profile – Reduces cutting forces and improves surface finish.
• BS 122 Compliant – Manufactured to recognized industry standards for quality and consistency.

• Part No: 3670040
• Cutter No: 305
• Shank Type: Threaded (H8 tolerance)
• Material: High-Speed Steel with 5% Cobalt (HSS-Co5)
• Tooth Profile: Staggered
• Standard: BS 122
• d: 5/8
• W: 3/32
• l : 56
• d : 1/2
• Z Teeth: 8
• Application: Milling Woodruff key slots in shafts and gears

• High Precision – Delivers consistent and accurate slot dimensions.
• Durable Construction – Cobalt-alloyed steel extends tool life.
• Trusted Performance – Widely used across manufacturing and repair industries.
• Standardized Dimensions – Interchangeable with other BS 122 cutters.

The SOMTA 3670040 Woodruff Cutter is engineered for machinists who require durability, accuracy, and consistent performance in keyway milling applications.