To hold the centerline on the workpiece will help the device shown in the figure.
Recommend to read
“LASONIC” FROM CHEBOKSARY
Double car "Alison-nick-2" specially constructed for movement in urban environments. Therefore, before designing, I have formulated the main requirements that had to meet the future...
MINI-MOKIK
Mini makiki always use the boys great success. And for good reason! Small size, cost-effective, modern appearance, excellent performance — what more can you ask for? Maybe that's why...