Klein Tools 70542 Compact Folding SAE & Metric Hex Key Kit

Klein Tools 70542 Compact Folding SAE & Metric Hex Key Kit

The Klein Tools 70542 Compact Folding Hex Key Kit combines two convenient folding tools with 17 SAE and metric hex key sizes. The included 70540 SAE tool contains nine fractional-inch keys, while the 70540M metric tool contains eight metric keys. Heat-treated chrome vanadium steel blades feature a black phosphate finish, and the reinforced nylon handles provide a sturdy, comfortable grip. Each blade opens independently up to 270 degrees for versatile positioning.

Best Used For

• Tightening and loosening SAE and metric hex socket fasteners
• Equipment assembly, maintenance, and adjustment
• Mechanical and workshop repairs
• Working with both fractional-inch and metric fasteners
• Organizing 17 key sizes in two compact folding tools

Key Features and Benefits

• 17 Hex Key Sizes: Nine SAE and eight metric keys across two folding tools.
• Two-Piece Kit: Includes Klein Tools 70540 SAE and 70540M metric folding sets.
• Compact Folding Design: Keeps keys organized for convenient carrying and storage.
• 270-Degree Blade Opening: Individual keys open independently for flexible working positions.
• Square-Cut Ends: Provide secure, full-depth contact with compatible hex socket fasteners.
• Adjustable Key Tension: A #2 Phillips fastener allows blade tightness to be adjusted.
• Heat-Treated CR-V Steel: Durable blades with a corrosion-resistant black phosphate finish.
• Reinforced Nylon Handles: Provide a sturdy, comfortable grip.
• Side-Entry Access: Handle openings provide convenient access to outer keys.

What's Included

• 70540 SAE Folding Hex Key Set (9 keys): 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 3/16, 7/32, and 1/4 in
• 70540M Metric Folding Hex Key Set (8 keys): 1.5, 2, 2.5, 3, 4, 5, 6, and 8 mm

Safety: Always wear approved eye protection. These tools are not electrically insulated. Do not extend the handle length.