3/4-10 Flex Type Hex Lock Nut Full Height Light Cadmium and Wax M7-1.0 It has a round head

It has a round head with a square neck below the head

These 3/4-10 x 3 1/4 Hex Tap Bolts are Grade 5 fully threaded bolts with a zinc coating

They feature a heavy hex head for easy installation and removal

The fully threaded design provides a strong hold

The M7 x 30 DIN 933 8

3/4-10 Flex Type Hex Lock Nut Full Height Light Cadmium and Wax M7-1.0 It has a round headThe 3 4 10 Flex Type Hex Lock Nut Full Height Light Cadmium and Wax is a high quality nut that is designed to provide a secure and reliable connection. It is made from durable steel and has a full height design that provides maximum strength. The nut is also coated with cadmium and wax for added corrosion resistance. This nut is ideal for use in a variety of applications, including automotive, construction, and manufacturing.