4-40X1/2 Slotted Pan External Sems Machine Screw Fully Threaded Zinc (Pack Qty 10,000) BC-0408ESP

$314.70
SKU:
BC-0408ESP
Adding to cartā€¦ The item has been added

Description

Slotted Pan External Sems Machine Screw Fully Threaded Zinc

A machine screw and free-spinning lock-washer manufactured as one assembly. Steel SEMS are available with the following types of washers: internal tooth, external tooth, split-lock and conical. Stainless SEMS are offered with external tooth lock washers.