Online Parts Store › Nylon Insert Locknut - Stainless M10-1.5 Image 1 of 1 Nylon Insert Locknut - Stainless M10-1.5 $22.42 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Phillips Tapping Screws - Flat Head, #6 x 1-1/4" $15.93 Phillips Tapping Screws - Oval Head, #12 x 2-1/2" $39.93 Stainless Countersunk Finishing Washer, #5/16 $22.42 Phillips Wood Screw - Flat Head, #14 x 3" $73.50 Stainless Countersunk Finishing Washer, #1/4 $21.92