Our 12-point counterbore screws feature 12 drive surfaces for high torque driving. The design provides the same bearing surface as hex or socket head cap screws of comparable size and fit a standard 12-point socket. Generally available in both course and fine threads in diameters from 3/16" to 2" and lengths to 30". Minimum tensile is 170,000 PSI.
*refers to length under flange
+refers to 12 point socket or wrench size
Enter the exact quantity you require and we will try accommodate you. Upon receipt of your inquiry, we will confirm our best price and delivery. Please contact us for diameters over 1".
