[M3X0.5]

Features/Catch Copy
Old JIS standard product.
The common method of using the thread gauge to determine the pass/fail of parallel screws is limited.
In order to determine whether or not the product thread, it is inspected with the pass-side gauge and the stopping side gauge for high precision.
Specifications
D: 45
T1:20
T2:14
Hardness: 58 - 64 HRC
Material: SKS31
Weight: 12.4 oz (340 g)
For crafts
Made in Japan.
This is a product for business contractors.