TOP-VIGOR 100Pcs 4#-40 x 1/2" Hex Socket Head Cap Screws, Fully Thread Allen Socket Drive DIN912, 12.9 Alloy Steel Machine Fastener Screws for Bicycle

TOP-VIGOR 100Pcs 4#-40 x 1/2" Hex Socket Head Cap Screws, Fully Thread Allen Socket Drive DIN912, 12.9 Alloy Steel Machine Fastener Screws for Bicycle

【Size & Package】Size: 4#-40 x 1/2"; Thread Dia.:4#-40; Thread Length: 1/2"; Model: DIN912. Package Including: 100 x Socket Head Cap Screws. 【High-quality material】 Hexagon socket bolts and nuts are crafted from premium materials, boasting high hardness, oxidation resistance, and durability. These bolts are rust-proof, corrosion-resistant, and wear-resistant, ensuring optimal performance even in humid environments. 【Precision design】 The hexagon socket head and flat washer increase the contact area, reducing pressure and providing ample stress surface to protect screws and parts from damage. They ensure secure tightening as well. 【Easy to Use】 Our screws and nuts adhere to standard metric measurements. The hex screws and bolts are sharp, precise, and clean, preventing deformation and slippage during use. The deep, clear hexagon socket and head design make your work easier. 【Wide Applications】 Hexagonal stainless steel bolts offer easy fastening and disassembly without slipping. These assorted nuts and bolts are ideal for electronic products, electrical appliances, furniture, household devices, bike, car and motorcycle maintenance, DIY projects, machinery, and marine equipment. TOP-VIGOR 100Pcs Hexagon Socket Head Cap Screws, 4#-40 x 1/2" 12.9 Alloy Steel Replacement Machine Fastener Screws, Fully Thread for Bicycle Motorcycle Repair, Professionals Repairmen, Black