grub screw การใช้

The first was the inclusion of a small grub screw which could be adjusted to allow closer focusing.
Adding two grub screws and a small silicon insert allows you to secure your two tab fins into the new system.
Also, the internal door lock buttons were changed from the earlier standard BL round ones, to rectangular buttons held on with small grub screws.
The tips are generally held in place by two small grub screws, which thread into the sides of the tip through elongated openings on either side of the barrel.
"' Weldon shank : "'" Weldon shank " annular cutters have 2 flats and this is the traditional method adopted by many of the popular magnetic drill manufacturers . " weldon shank " annular cutters fix in the chuck by tightening Grub screws in the two flat areas.