The 14-In-1 Automotive Driver Black/Red is loaded with six of the most popular star bits used in automotive work, this driver is a must for the professional mechanic or anyone who works on their car or truck. The eight other tips represent the most popular general purpose screw driving bits. The shaft opening serves as a 1/4-Inch hex driver, and the patented pullout bit cartridge makes it easy to find, store and change bits. The shaft is made of alloy steel, while the handle is made from engineered nylon Triax resin. The EZ Guide collar helps maintain full contact between the bit and the screw for easier screw driving. This professional quality driver is made in the USA.