KS Tools Keys & Key Sets Allen key set 614731 - KS Tools 151.8165, The KS Tools 151.8165 Allen key set includes eight pieces ranging from sizes 2 to 10 mm, designed for precise and efficient use. This high-quality toolset is ideal for various tasks requiring secure fastening and adjustments, frequently used in mechanical and engineering settings. With robust construction, it is perfect for both professional and home DIY projects. KS Tools 151.8165 T-Handle Torx Tamperproof Key Wrench Set, 8 Pcs