Features: brand new and high quality Professional manufacturing technology, complex and sophisticated production process, to create high-quality products with high performance. Carefully select for raw materials to ensure that every step of the product production process reaches an excellent level. Brand new, industrial quality, high quality, durable products. Very high practical, the product has clear installation technology, easy operation. It is a powerful instrument for businessmen, engineers, farmers, contractors, construction workers, maintenance workers and other personnel. It is a practical tool for all families and factory workshops. Specifications: Item:Desktop for Case Mounting Screw Combination + Cable Tie + Screwdriver + Cleaning Brush Set Optional Quantity: 114pcs / 220PCs Material: Metal ; Plastic ; Rubber ;Copper 114 Piece Set Includes: Hand Screw Side Plate （Black） 4PCS Motherboard copper pillar N3 x 6+6 8PCS Fan Screw MP5x10 （Black ） 12PCS Hard Disk Screw M2.5 x5 10PCS Hard Disk Screw M3.5 x5 10PCS Rubber ring 20PCS Absolute color gasket 20PCS Motherboard screw M3x5 10PCS PCI screw (black) 10PCS PCI Screw (Silver) 10PCS 220 Piece Set Includes: Motherboard copper pillar N3x6+6 20PCS Fan screw MP5x10 Black 24PCS Fan Screw MP5x10 Silver 24PCS Motherboard Spacer M3x8 30PCS Hand Screw Side Plate Silver 4PCS Hand Screw Side Plate Black 4PCS Motherboard screw M3x5 40PCS Hard drive screw M2.5 x5 20PCS Hard drive screw M3.5 x5 30PCs power screw black 24PCS Box Size: approx 12.8x6.5x2.3cm/5.04x2.56x0.9in Package Includes: 1 Set x Screws Kit note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.