impact ratchet socket set 1/4" 1. material: CRV ,s2 and 50BV30 2. verious ... finishing 3. heat treatment,drop forged 1. 38pcs impact ratchet socket set 1/4" 2.Content:14pcs: 1/4" DR short ... -8mm-9mm-10mm-11mm-12mm-13mm-14mm3pcs: 1/4" DR socket bits with slotted head with size below:4mm-5.5mm ... size 3mm, 4mm, 5mm, 6mm, and 8mm6pcs: 1/4" torx socket with size below: T10, T15, T20, T25, T30, T401pcs: 1 ...