Size: T10, T15, T20, T25, T27, T30, T40, T45, T50.Heat treated chrome vanadium alloy steel drop forged body provides long life durability.The versatile long arm/short arm design offers extra reach on one end, and extra leverage on the other.Precisely-sized ends are chamfered to slide easily into fastener, reducing wear on the wrench and damage to fastener head.The unique hinged storage case opens flat, making it easier to get wrenches in and out. Specification:Material: Chrome Vanadium SteelFinish: Chrome PlatedStandard: MetricH.R.C: 56-61Size: (Total Length)T10 --- 55mm / 2.17"T15 --- 60mm / 2.36"T20 --- 68mm / 2.68"T25 --- 76.5mm / 3.01"T27 --- 85mm / 3.35"T30 --- 94mm / 3.70"T40 --- 108mm / 4.25"T45 --- 122mm / 4.80"T50 --- 138mm / 5.43" Package Content:1 Set x Torx Hex Key Set.
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