Features 366 Pieces in total: there are 366 pieces in total for one set, a sufficient number of screws to use and replace, one set can be used for a long time. 10 Kinds of Screws There are a total of 10 different types of installation screws to meet the different position needs of the computer. EXCELLENT QUALITY MATERIAL The screw kit is made of high quality brass, steel and fibrous paper, nickel-plated steel and black zinc plated for excellent rust and oxidation resistance. High Performance This screwdriver screw kit provides high strength, corrosion resistance, good bearing capacity and long service life. Application This kit is ideal for fixed installation of computer case, power supply, motherboard, hard drive, fan and floppy disk, CD-ROM drive Functionality: 1. 366 pieces in total: there are 366 pieces in total for one set, sufficient number of screws to use and replace, one set can be used for a long time 2. 10 kinds of screws: there are a total of 10 different types of installation screws to meet different positioning needs of the computer 3. Excellent Quality Material The screw kit is made of high quality brass, steel and fibrous paper, nickel plated steel and black zinc plated for excellent rust and oxidation resistance 4. HIGH PERFORMANCE This screwdriver screw kit provides high strength, corrosion resistance, good bearing capacity and long service life 5. Application This kit is ideal for fixed installation of computer case, power supply, motherboard, hard drive, fan and floppy disk, CD-ROM drive How to use: Specification: Item Type: Computer Screw Set Material: Brass + Steel + Paper Fiber Color: Black, Silver, Gold, Transparent, Red Use: ideal for computer cases, power supply, motherboard, hard drive, fan and floppy disk, CD-ROM, fixed installation of the DVD-ROM drive Package List: 30 x Cable Ties 30 x M5x10 screws. 12 x 6 ‑32x6 Screw 20 x M3x6+6 screws 45 x M3x4 screws 24 x 6‑32x6 Screw 50 x # 6‑32x5 Screw 50 x M3x5 screws. 8 x M3x6+6‑32x4 Screws 45 x M3x5 screws 50 x Insulating seal M3x8x0.5 1 x brush. 1 x screwdriver. Note: Manual measurement, please allow 1-3 cm error. Package List 30 x Cable Tie 30 x M5x10 Screw 12 x 6‑32x6 Screw 20 x M3x6+6 Screw 45 x M3x4 Screw 24 x 6‑32x6 Screw 50 x #6‑32x5 Screw 50 x M3x5 Screw 8 x M3x6+6‑32x4 Screw 45 x M3x5 Screw 50 x M3x8x0.5 Insulating Gasket 1 x Brush 1 x Screwdriver