120 Tooth provides 3 degree swing movement, great in tight areas. Slim head profile with tead drop head provides easy access in narrow space. Sealed Head design keeps out dust and debris.K-Tool International XD (KTIXD) automotive tools are precision engineered automotive tools that are innovative in design, exceptional quality, with features and benefits that have the professional technician in mind. All KTIXD tools are manufactured with the highest quality materials and craftsmanship. Trust that every KTIXD tool passes rigorous testing that meets or exceeds industry standards (ANSI/ASME/PASE).Professional technicians, do-it-yourself mechanics, and anyone who looks for quality and value in their automotive tools can take pride in owning KTIXD tools.