Drilling of the 36 holes on the reverse side of the registration plate on the mill with a rotary table. The holes were first all spot-drilled, then drilled 3mm diameter nearly to depth, followed by milling to full depth with a 3mm milling cutter to obtain a flat-bottomed hole. VERY tedious!
Uploaded by John Hinkley on 05/04/2019 15:51:20
Want the latest issue of Model Engineer or Model Engineers' Workshop? Use our magazine locator links to find your nearest stockist!
Sign up to our newsletter and get a free digital issue.
You can unsubscribe at anytime. View our privacy policy at www.mortons.co.uk/privacy
You can contact us by phone, mail or email about the magazines including becoming a contributor, submitting reader's letters or making queries about articles. You can also get in touch about this website, advertising or other general issues.
Click THIS LINK for full contact details.
For subscription issues please see THIS LINK.