KS Tools Steering, Hub & Suspension 614797 - KS Tools 907.2135, The KS Tools 907.2135 is an 18 mm universal snap-off blade knife used in automotive repairs. Its main features include a sturdy construction and an easily replaceable blade mechanism. Typically, it is employed for precise cutting tasks in car repair and maintenance. KS Tools 907.2135 Universal Snap Off Blade Knife 18 mm