Features:OOTDTY  Brand New, High Qualityof high-quality material, made of carbon steel, environmental protection, High hardness, anti-deformation, anti-rust, anti-corrosion, suitable for indoor, outdoor or humid environment, long service life.Fine workmanship, neat thick lines, uniform force, easy to slide, fastened, strong and durable.The knurled pattern with standard cross recessed flat head screws can be easily installed or removed or using the corresponding screwdriver.It is an ideal substitute product for replacing the thumb screw of the PC shell. It provides quick installation and is used to fix the shell. It can be easily tightened by hand without much force.6-32 threaded screws commonly used to fasten hard drives, power supplies and expansion cards to the computer chassis#6 Mount Hole and 32 Thread Screw | Phillips headType: A and B:computer case thumb screwssuitable for DIY use of 3.5 thick desktop computers.Specifications: M3.5 (# 6-32) x 6mm Size: 6 #-32x5mmPhillips Size: (horizontal*Vertical) 4*8mmOverall Size: 14 x 9mm/0.55" x 0.35"(L*Max.D)Pitch: 1mm, Thread Size: M3.5(6 #-32) x 6mm/1.4" x 2.4"(D*L)Head Size: 9 x 5mm/0.35" x 0.2"(D*T) Step Size: 6 x 2.5mm/0.24" x 0.1"(D*T)C and D:Toothed Hex thum bscrewCommonly used to fasten hard drives, power supplies and expansion cards to the computer chassisSpecifications:M3(# 6-32)(# 6-32) x 6mmTotal Length: 9mm/0.35"Thread Type: UNCHex Head Width: 6mm/0.24"Thread Diameter: 6#(3.5mm) ;Thread Count: 32; Thread Length: 6mm/0.24"Material: Carbon steelSurface treatment: Black zinc / nickel-silverNote:1.No retail package.2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!4.(due to manual bagging, usually the number of 100PCS will be more or less A few of deviation)Package Include:100pcs x Screw