OTC, an SPX Brand, released two new professional-grade bit socket sets - the OTC RIBE bit socket set, No. 5904; and the OTC Tamper Resistant TORX PLUS bit socket set, No. 5905. The OTC 5904 12-piece RIBE bit socket set includes sizes from M4 to M16 for use on components like cylinder heads, headlights and transmission fill plugs, while the new OTC 5905 11-Piece Tamper Resistant TORX PLUS bit socket set is ideal for removing and installing the unique five-lobe tamper resistant TORX PLUS profiles found in automotive MAF sensors, headlamp adjusters or body components like side mirrors.