SEMS screws

SEMS screws
Product Name : SEMS screws
Product Description

Features:

All type & material of washers are available, such as      

 spring lock washers, flat (plain) washers, ext-tooth / int-tooth lock washers, square washers, conical washers, wave washers

* Various washer material:

   1) Metal: steel, stainless steel, brass …. 

   2) Non-metal: plastic, rubber, fiber ….   

* Thread size: from 1.4mm ~12mm

* In accordance with all international standard: JIS B1188. B1187, DIN6900, 6901(washer DIN6902, DIN6904, DIN6905, DIN6907, DIN6908…..), ASME B18.13, ASME B18.13.1M, ISO ….     

* Per customers's design                      
Product Introduction
Pan head screw sems with spring lock washer and flat washer according to JIS B1188
JIS B1188 sems screw


Inch Fastener Pan head screw sems with spring lock washer and flat washer
DIN7985(inch)sems screw.jpg


Pan head screw sems with spring lock washer and flat washer according to DIN 6900-3
DIN7985(6905)sems screw.jpg




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