25 Jul #4-40 Phillips Pan Head Machine Screws, Steel w/ Black Oxide Coarse SAE US Inch
#4-40 Phillips Pan Head Machine Screws. These are made from Carbon Steel with Black Oxide and Oil. Available in 1/8" to 1" lengthsPackage quantities available in either 10, 25, 50 and 100 pieces. Diameter : #4Thread Pitch : 40 TPI - UNC / Coarse ThreadDrive...