7YRS
HSIANG KAI FU CO., LTD.
Products
Precision Grinding Locknuts
Difference in NIKKI Grinding Surface
NIKKI Grinding Series 高穩定精研螺帽
NIKKI Grinding Series are using "Concentric circles Grinding", which can increase the accurate of Grinding surface.
Most of other brands using wheel grinding, this will makes grinding surface rough, so the accurate can not as precise as NIKKI Grinding Lock nuts.
Specification