Online Parts Store › Square Tapping Screw - Pan Head, #10 x 3/4" Image 1 of 1 Square Tapping Screw - Pan Head, #10 x 3/4" $31.93 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Phillips Tapping Screw - Truss Head #8 x 1/2" $18.52 Nylon Insert Locknut - Stainless 3/4-10 $53.60 Flat Washer, #8, .032" Thick, OD 3/8" $5.42 Phillips Tapping Screws - Oval Head, #10 x 5/8" $28.59 Flat Washer, 3/8", .062" Thick, OD 5/8" (A/N Style) $11.46