Description:
1. Design - They have an easy grip head that allows for simple hand installation, just like conventional thumb screws. The large thumb screw has an extra large head with a straight knurled surface for additional grip for manual adjustment.
2. Easy Install - These crafted thumb screws provide quick installation for securing cases and can easily be tightened by hand without much force.
3. Application - Can be used for computer pc cases, computer pc graphics cards, hard drives.

Specification:
Type1:
Color: Silver Tone
Material: Metal
Thread Size: M3 x 8mm/M3 x 0.3"(D*L)
Total Length: 15mm/0.6"
Knurled Head Diameter: 11mm/ 0.43"
Thread Pitch: 0.5mm
Type2:
Color: Black
Material: Aluminum Alloy
Thread Size: M3 x 8mm/M3 x 0.3"(D*L)
Knurled Head Diameter: 11mm/ 0.43"
Total Length: 14mm/0.55"
Thread Pitch: 0.5mm

Package Content:
20pcs x Thumb Screw(Each color has 10pcs)