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: Stainless Steel
Thread Size: M4 x 10mm/0.16" x 0.4"(D*L)
Total Length: 17mm/0.67"
Thread Pitch: 0.7mm
Type2:
Color: Silver Blue
Material: Metal
Thread Size: M4 x 10mm/ 0.16" x 0.4" (D*L)
Total Length: 18mm / 0.7"
Knurled Head Diameter: 12mm / 0.47"
Thread Pitch: 0.7mm

Package Content:
30pcs x Thumb Screw(Each type has 15pcs)