280Pcs #4-40 UNC Stainless Steel Button Head Hex Socket Cap Bolts Screws Nuts Assortment Kit- #4-40x 3/16" 1/4" 5/16" 3/8" 1/2" 5/8" 3/4" 7/8" 1"

Guard4U 280Pcs #4-40 UNC Stainless Steel Button Head Hex Socket Cap Bolts Screws Nuts Assortment Kit *A button head socket cap screw is a screw with a button head and hexagon drive for tightening with an Allen-style wrench. The head is round with a low profile and short vertical sides that suits in light duty applications. *Made from 304 stainless steel, these screws have good chemical resistance and may be mildly magnetic. *Color: Silver Tone *Drive Type: Hex Socket *Head Style: Socket Cap Head *Material: 304 Stainless Steel *Packed in a plastic box List： Button Head Socket Cap Screws #4-40x3/16": 20PCS Button Head Socket Cap Screws #4-40x1/4": 20PCS Button Head Socket Cap Screws #4-40x5/16": 20PCS Button Head Socket Cap Screws #4-40x3/8": 20PCS Button Head Socket Cap Screws #4-40x1/2": 20PCS Button Head Socket Cap Screws #4-40x5/8": 20PCS Button Head Socket Cap Screws #4-40x3/4": 20PCS Button Head Socket Cap Screws #4-40x7/8": 20PCS Button Head Socket Cap Screws #4-40x1": 20PCS Stainless steel Hex Nuts #4-40: 100PCS

• High Quality Precision #4-40 UNC Stainless Steel Button Head Hex Socket Cap Bolts Screws Nuts Assortment Kit,Meets ANSIB18.3BT specifications.
• Made of high quality 304 Stainless Steel, Anti-corrosion and strength. They have superior rust resistance and the excellent of oxidation resistance, which can ensure long time using.
• Kit contains:#4-40 x 3/16",#4-40 x 1/4",#4-40 x 5/16",#4-40 x 3/8",#4-40 x 1/2",#4-40 x 5/8",#4-40 x 3/4",#4-40 x 7/8,#4-40 x 1".each 20 piece,Nut 100 piece. lots of different sizes can meet your multi-needs.
• This kit can be widely used in all kinds of precision machinery, classified instruments, instruments, electronic products, household appliances, communication products, ship assembly and other machinery industry.
• Packing Quantity:280PCS,All contained in a sturdy and transparent plastic box, can be use for a storage box. Easy to install and durable to use.