NUT LOCK LT HEX NYLON INSERT by Bartlett Mfg. Co. Save Liquid error (snippets/product-badge line 32): Computation results in '-Infinity'% $0.05 SKU FS-LN-1/4-20NE 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart 1/4-20 lock nut. Used for: Eye bolt attaching the pruner rope on our pruners Machine screw that attaches our pruner heads to poles Machine screws that attach out pole saw head to poles