Each graticule has a horizontal micrometer - 10mm with 0.1mm sub divisions. The outer rings are 16mm, 19mm and 21mm diameter for use as cutting guides.
+44(0) 115 982 2022
WARNING
Please enter the email address of the person you would like to share this basket with.
Proceed as a guest. You will have the option to register to access exclusive pricing and stock availability features after checkout.