We are open!

We are still open and working as normal, though the postal system is slower than usual. If your order is urgent, please contact us to arrange special delivery.

Model: HERBERT TANGENTIAL THREAD CHASERS

This page displays all the content on the website associated with the 'HERBERT TANGENTIAL THREAD CHASERS' model. Numeric models include all prefixes, such as 'Number', 'Mark', 'Size' etc.

Manuals for Model: HERBERT TANGENTIAL THREAD CHASERS

Print code: MH436C

HERBERT (Coventry) TANGENTIAL CHASERS Some Notes on their Use and Maintenance. Cutting Action. Thread, Lead, Rake and Helix Angles. Grinding Instructions. Cutting Speed. Cutting Lubricant, etc. Also See: Coventry (Herbert) Die Heads and  Herbert Prematic Die Heads