the specification of the pin type grease fitting is described as follows:
1.material:steel,brass
2.hex:12mm
3.working pressure:210kgf
4.working pressure:420kgf
5.package:20pieces /bag ,2000pieces/box  or according to the customer's requriement.
6.delivery time:within one month
7.specification in accordance with 71412,3402,3403,3405.
8.over 70 thread types and 1200 designs straight,angled-90degree,45degreehydraulic,button head and concave type.
9.self forming threads and Drive-in shanks make installation easy because thread tapping is then no longer necessary.
10.we offer both metric and imperial grease nipples.
the pin type grease fitting tool just for button  type grease nipple  , code :617681
we produce all the products we have shown on alibaba.and we aso produce the products as your drawings.
our products have high quality and competitive price.
welcome to cooporate with our company.