Klein Tools 47140INS 1000V Insulated Box End Wrench Set

Klein Tools Insulated Box End Wrench Set is made for the kind of work where there's no room for error. Built with three-part insulation and a white wear indicator that alerts linemen when it's time to replace. Oversized handles allow for full control with Class 2 gloves, and the stepped-down design provides greater access in hard-to-reach areas. This set all packs into a heavy-duty case that's always ready for the next job. For more than 160 years, Klein Tools has manufactured premium-quality, professional-grade hand tools that deliver the performance, durability and precision needed to get the job done right. Klein Tools is a family-owned American manufacturer with six generations of tool-making expertise. Klein Tools products are built to stand up to the demands of professionals who use them every day. Since 1857.

• ASTM F1505 CERTIFIED: Box end wrench set built with three-part insulation and rated for use on energized equipment up to 1000V, providing critical visual safety feedback
• INCLUDES COMMON LINEMAN SIZES: Set includes 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, and 13/16-Inch sizes, covering the everyday fasteners used across overhead, underground, and substation work
• WHITE WEAR INDICATION LAYER: Three-part insulation including a white wear indicator layer to give lineman a visual indicator when it's time for a new tool
• ENGINEERED FOR CLASS 2 GLOVES: Oversized tool handles are designed for secure, confident handling while wearing bulky Class 2 gloves, ensuring efficient work on the job
• STEPPED BOX END DESIGN FOR TIGHT ACCESS: Each wrench features a stepped-down head profile to improve clearance in tight or recessed areas without sacrificing torque or control