Brand Name: Ace *Drive Size: T20 *Shaft Le ngth: 4 in. *Drive Type: Torx *Product Typ e: Screwdriver *Number in Package: 1 pc *C olor: Black *Ratcheting: No *Packaging Typ e: Clamshell *Handle Material: Plastic *Sh aft Material: Steel *Hardened: Yes *Shaft Type: Round *Discovery ACC, SUP, EXP