Stamped and ink filled diameter markings for wear resistance6-Point design made with forged impact steel for durabilityNon-slip hex geometry to prevent socket and fastener roundingLifetime Guarantee covers impact sockets and extensions onlyLaser etched part numberKit includes 8 Deep Metric Sockets. The following sizes are included: 26, 27, 29, 30, 32, 35, 36, 38Impact resistant case with nestability for easy stacking and storage