7.5MM F2.8 fisheye mirrorless camera lens, lens structure of 8 groups and 9PCS. Upgraded product, optimizes the light way for clearer imaging. Z mount, suitable for Nikon Z6 Z7 Z50 and other ...

Functions and modules for creating metric (ISO) and English (UTS) standard screws and nuts. Included is a function for calculating the standard dimensions of screws including the tolerance values that ...