... C1008, C1010, C1012, C1015, C1018, C1022), 4.Surface: Zinc plated(yellow, black, green), black oxide, nickel plated, ... 50 3) Deep hole: 5 x 40 4) Shallow hole: 5 x 40 MaterialsCrbon Steel/Stainless Steel/Brass ,According your requestSurfacePhos,Zinc ... ,Yellow Zinc,Dacromet,Ruspert,Brass or Black Oxide availablePackingSmall box ...