Not to be confused using a Phillips head screw, the frearson screw head has a sharper idea and a bigger angle in the “V” form. It's also called the Prince or Reed screw head and has some pros about the Phillips screw, that's that a single bit will in good https://arthurhjigc.ivasdesign.com/51476921/not-known-facts-about-lead-screw-thread-type