Hex heads are six sided for use with a wrench.
Heat treated for adequate strength. Zinc plated for moderate corrosion resistance.
There are no reviews yet.
Your email address will not be published. Required fields are marked *
Your review *
Oval heads are countersunk (cone shaped under the head) with a rounded top. Slotted drive has a simple slot for a flat bladed screw driver.
The most common stainless steel for general hardware use.