1.8-Piece Complete Jaw Set-Includes 8 different crimping jaws, each designed for a specific terminal type and wire range, providing comprehensive coverage for various crimping tasks 2.For Multiple SN Tool Models-Engineered to be compatible with a range of SN series crimping pliers, including models 58B, 2546B, 03H, 2549, 02C, 06, 06WF, and others 3.4mm Jaw Width Standard-All jaws in this set conform to a 4mm width standard, corresponding to the installation specification of the compatible SN tool handles 4.Carbon Steel Construction-Made from carbon steel, a material selected for applications requiring durability and wear resistance in crimping tool components 5.For Tool Maintenance & Versatility-This set allows users to replace worn jaws or equip their SN tool with the correct jaw for different terminals, from fine wires to medium-duty cables, Manufacturer: LPAYBCFO