Top lock nut

Decription:Top lock nut have some cones (all metal top lock nut)  or metal insert ( metal insert top locknut) on the head of nut. The cones make threads deformed to create the locking function,while metal insert also can have locking function to lock thread screw in.

Thread: M, UNC, UNF Head Mark: HR

Surface treatment: black, zinc plated, HDG, Dacromet, Nickel, Chrome,Geomet 500B, Magni

Package: 1) bulk in cartons (18kg or 25kg) + wooden pallet; 2) bulk in wood case,

3) bulk in pails + wooden pallet 4) according to the customer's requirement

Trade term: EXW, FOB, CIF, DAP, DDU,DDP

Payment: T/T, L/C, Paypal, Western unoin, etc.

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