{"product_id":"70552","title":"Klein Tools 70552 Pro Folding SAE \u0026 Metric Hex Key Set, 2-Piece","description":"\n\u003cdiv style=\"font-family: Arial, Helvetica, sans-serif; font-size: 14px; line-height: 1.65; color: #222222;\"\u003e\n  \u003ch2\u003eKlein Tools 70552 Pro Folding SAE \u0026amp; Metric Hex Key Set, 2-Piece\u003c\/h2\u003e\n  \u003cp\u003eThe Klein Tools 70552 Pro Folding Hex Key Set combines 21 SAE and metric hex keys in two heavy-duty folding tools. The kit includes the 70550 SAE set with 11 fractional-inch sizes and the 70550M metric set with 10 metric sizes. Extended-reach blades measuring approximately 3.5 to 4.5 inches provide access to recessed fasteners, while heat-treated chrome vanadium steel and reinforced nylon handles deliver durable performance for professional assembly, maintenance, and repair applications.\u003c\/p\u003e\n\n  \u003ch3\u003eBest Used For\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eTightening and loosening SAE and metric hex socket fasteners\u003c\/li\u003e\n    \u003cli\u003eMechanical equipment assembly and maintenance\u003c\/li\u003e\n    \u003cli\u003eAutomotive, industrial, and workshop repairs\u003c\/li\u003e\n    \u003cli\u003eReaching recessed fasteners with extended-length keys\u003c\/li\u003e\n    \u003cli\u003eKeeping 21 hex key sizes organized in two folding tools\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eKey Features and Benefits\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003e21 Hex Key Sizes:\u003c\/strong\u003e Includes 11 SAE and 10 metric sizes across two folding tools.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eExtended-Reach Blades:\u003c\/strong\u003e Approximately 3.5 to 4.5 inches long for improved reach.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e270-Degree Opening:\u003c\/strong\u003e High-leverage blades open independently for versatile working positions.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSquare-Cut Hex Ends:\u003c\/strong\u003e Provide full-depth contact with compatible hex sockets.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAdjustable Key Tension:\u003c\/strong\u003e A #2 Phillips fastener allows the blade tightness to be adjusted.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHeat-Treated CR-V Steel:\u003c\/strong\u003e Durable blades feature a black phosphate finish.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eReinforced Nylon Handles:\u003c\/strong\u003e Provide a sturdy, comfortable grip.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSide-Entry Access:\u003c\/strong\u003e Handle openings allow convenient access to outer keys.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOrganized Folding Design:\u003c\/strong\u003e Keeps SAE and metric keys grouped in separate tools.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eWhat's Included\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003e70550 Pro Folding SAE Hex Key Set (11 keys):\u003c\/strong\u003e 3\/32, 7\/64, 1\/8, 9\/64, 5\/32, 3\/16, 7\/32, 1\/4, 5\/16, 3\/8, and 1\/2 in\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e70550M Pro Folding Metric Hex Key Set (10 keys):\u003c\/strong\u003e 1.5, 2, 2.5, 3, 4, 5, 6, 8, 10, and 12 mm\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cdiv class=\"product-specs-wrapper\" style=\"max-width:100%;border-radius:8px;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,0.12);margin:24px 0;font-family:Arial,Helvetica,sans-serif;\"\u003e\n    \u003cdiv style=\"background-color:#E56B21;padding:18px 20px;\"\u003e\n      \u003ch3 style=\"color:#ffffff;margin:0;font-size:20px;font-weight:700;\"\u003eTechnical Specifications\u003c\/h3\u003e\n    \u003c\/div\u003e\n    \u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\n      \u003cthead\u003e\n        \u003ctr style=\"background-color:#222222;color:#ffffff;\"\u003e\n          \u003cth style=\"width:35%;text-align:left;padding:12px 20px;border:1px solid #dddddd;\"\u003eParameter\u003c\/th\u003e\n          \u003cth style=\"width:65%;text-align:left;padding:12px 20px;border:1px solid #dddddd;\"\u003eSpecification\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr style=\"background-color:#ffffff;\"\u003e\n\u003ctd style=\"width:35%;padding:12px 20px;border:1px solid #dddddd;font-weight:600;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"width:65%;padding:12px 20px;border:1px solid #dddddd;\"\u003eKlein Tools\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color:#FAFAFA;\"\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;font-weight:600;\"\u003eModel \/ MPN\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;\"\u003e70552\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color:#ffffff;\"\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;font-weight:600;\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;\"\u003ePro Folding SAE and Metric Hex Key Set\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color:#FAFAFA;\"\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;font-weight:600;\"\u003eNumber of Folding Tools\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;\"\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color:#ffffff;\"\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;font-weight:600;\"\u003eTotal Number of Keys\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;\"\u003e21\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color:#FAFAFA;\"\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;font-weight:600;\"\u003eIncluded Models\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;\"\u003e70550 SAE; 70550M Metric\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color:#ffffff;\"\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;font-weight:600;\"\u003eSAE Sizes (11)\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;\"\u003e3\/32, 7\/64, 1\/8, 9\/64, 5\/32, 3\/16, 7\/32, 1\/4, 5\/16, 3\/8, 1\/2 in\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color:#FAFAFA;\"\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;font-weight:600;\"\u003eMetric Sizes (10)\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;\"\u003e1.5, 2, 2.5, 3, 4, 5, 6, 8, 10, 12 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color:#ffffff;\"\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;font-weight:600;\"\u003eMeasurement Standard\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;\"\u003eSAE and Metric\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color:#FAFAFA;\"\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;font-weight:600;\"\u003eBlade Material\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;\"\u003eHeat-Treated CR-V Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color:#ffffff;\"\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;font-weight:600;\"\u003eBlade Finish\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;\"\u003eBlack Phosphate\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color:#FAFAFA;\"\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;font-weight:600;\"\u003eKey Ends\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;\"\u003eFlat, Square-Cut\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color:#ffffff;\"\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;font-weight:600;\"\u003eBlade Opening\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;\"\u003eUp to 270 degrees\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color:#FAFAFA;\"\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;font-weight:600;\"\u003eKey Lengths\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;\"\u003eApproximately 3.5 to 4.5 in\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color:#ffffff;\"\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;font-weight:600;\"\u003eHandle Material\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;\"\u003eReinforced Nylon\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color:#FAFAFA;\"\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;font-weight:600;\"\u003eHandle Color\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;\"\u003eOrange\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color:#ffffff;\"\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;font-weight:600;\"\u003eOverall Length\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;\"\u003e6.6 in (16.8 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color:#FAFAFA;\"\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;font-weight:600;\"\u003eOverall Height\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;\"\u003e2.15 in (5.5 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color:#ffffff;\"\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;font-weight:600;\"\u003eOverall Width\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;\"\u003e1.36 in (3.5 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color:#FAFAFA;\"\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;font-weight:600;\"\u003eManufacturer Weight\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;\"\u003e32.16 oz (912 g)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background-color:#ffffff;\"\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;font-weight:600;\"\u003eUPC\u003c\/td\u003e\n\u003ctd style=\"padding:12px 20px;border:1px solid #dddddd;\"\u003e092644370205\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n    \u003cdiv style=\"padding:14px 20px;border-bottom:5px solid #E56B21;background-color:#f5f5f5;font-size:12px;\"\u003eKlein Tools 70552 — Pro Folding SAE and Metric Hex Key Set.\u003c\/div\u003e\n  \u003c\/div\u003e\n  \u003cp\u003e\u003cstrong\u003eSafety:\u003c\/strong\u003e Always wear approved eye protection. These tools are not electrically insulated. Do not extend the handle length or use on energized electrical equipment.\u003c\/p\u003e\n\u003c\/div\u003e\n","brand":"Klein","offers":[{"title":"Default Title","offer_id":53515532239159,"sku":"70552","price":30.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2274\/5945\/files\/70552_e.jpg?v=1794248490","url":"https:\/\/www.1toptools.com\/products\/70552","provider":"1 Top Tools","version":"1.0","type":"link"}