The 32-piece 1/4" & 3/8" Drive Metric and SAE Master Socket Extractor Set merges the strengths of the individual metric and SAE set into one compact, portable case.Features a non tapered bi-directional design for top to bottom gripInnovative bi-directional design allows both the removal of seized fasteners and the reinstallation of damaged ones when suitable replacements are unavailableHand and Impact Wrench readyMultiple drive options: an internal square drive compatible with ratchets, breaker bars, and impact wrenches, and an external hex drive suitable for use with wrenches, pliers, or socketsLarge laser etched size markings for greater visibilityChrome-Molly steel construction for increased strength and durabilityThe patented G-FORS pusher rod enables fast and effortless removal of extracted objects from the Socket Extractor cavityPremium coating resists corrosion for enhanced durabilityEach piece is securely organized in a custom-molded case featuring a premium EVA foam inlay for optimal protection and easy accessThis kit includes every size from 4-19mm and 3/16"-3/4" in deep length, with no gaps.