• Impact grade with oil resistant finish
• Includes socket storage rail
• Sizes include: 1/4" DR: M4, M5, M6, M8, 3/8" DR: M10, M12 & MT14, 1/2" DR Tamper Resistant: MT16, MT18
• Space saving stubby 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