APPLY TO - Can be used in a wide range of applications such as furniture renovation and repair, woodworking, home appliances, automotive repair, electronic industry, mechanical industry, construction, and other DIY projects, etc. SPECIFICATION:Thread Size: #2-56, #4-40, #6-32, #8-32, #10-24, #10-32, 1/4"-20, 3/8"-16QUANTITY INCLUDED - 210pcs x Hex Nuts. #2-56(40pcs), #4-40(40pcs), #6-32(30pcs), #8-32(30pcs), #10-24(20pcs), #10-32(20pcs), 1/4"-20(20pcs), 3/8"-16(10pcs)ADVANTAGE - The hardware nuts are made of good hardness 304 stainless steel material, rust and corrosion resistance, non fading, good rigidity, durable to use, ensures a long service life and suitable for indoors and outdoors.