10 COOL TOOLS INVENTIONS ON AMAZON 2020 3 Gearwrench 80300 1/4 drive 6 point socket set sae / metric deep & standard this item is in the category ebay motors\automotive tools & supplies\hand tools\sockets & socket sets. Serrated depth as deep as the fastener. Set includes a second ratchet (1/4 drive thumb wheel ratchet) for more versatility and added value.