• Impact grade with oil resistant finish
• Includes socket storage rail
• Tamper Resistant sizes include: 1/4" Dr: T10, T15, T20, T25, T27, & T30, 3/8" Dr: T40, T45, T47, & T50
• Space saving design is 40% shorter than standard bit sockets allowing better access in confined areas
• Heavy duty impact-grade CrMo steel will not split or crack
• Oil resistant black manganese phosphate finish
(California Prop 65)