DealMux 10mm x 10mm Plastic Square Caps Tubing Pipe Insert End Blanking 12 Pcs Product Mame : Square Tube Insert;Top Size : 10x 10mm / 0.4' x 0.4'(L*W) Thread Size : 8 x 8mm / 0.3' x 0.3'(L*W);Overall Height : 7mm / 0.28' Material : Plastic;Color : Black Net Weight : 5g Package Content : 12 x Square Tube Insert