Homvale Screw Assortment Specifications : Screws Type : Hex Socket Button Head screw Size : M3 M4 M5 -LRB- Include M3 M4 M5 Nuts -RRB- Material : place sound property 304 untarnished Steel Package Quantity : 515 Pcs Package Included : M3 * 8 -- 30 pcs M3 * 12 -- 30 pcs M3 * 16 -- 30 pcs M3 * 20 ----- 30 pcs M3 Nuts ----- 125 pcs M4 * 8 -- 20 pcs M4 * 12 -- 20 pcs M4 * 16 -- 20 pcs M4 * 20 -- 20 pcs M4 Nuts -- 85pcs M5 * 8 -- 15 pcs M5 * 12 -- 15 pcs M5 * 16 -- 10 pcs M5 * 20 -- 10 pcs M5 Nuts -- 55pcs More pieces are allocated on screws and nuts that are commonly used making this kit is nonesuch for use of auto-mechanics, carpenters, construction personnel, electricians, big equipment operator, machinist, maintenance personnel, welders, assemblers or anyone who constantly requires a demanding solution to resolve, repair and/or construct a item machine, vehicle, furniture, and/or equipment that can withstand wearing utilization. It can be on sevenfold platforms and facets. Creating a building material list of its uses would be near to as it always finds its way to be a part of a newly founded machine, apparatus, furniture or equipment but let me still try. Socket head cap screws are for applications with qualified space. They cylindric head and inward racking features -LRB- mostly polygon socket -RRB- that allow them to be used in locations where externally wrenched fasteners are n't wanted. Also, it with a tough container kit and unlike early impressionable container that comes with the kit, this thin impressionable compartment is made from place sound property polyurethane for a long-standing and long-suffering service in order to support the occluded weight of the shut up nuts and common wear and tear. This impressionable container with a pre-installed border to keep the shut up nuts neatly organized and trim.