Pass Through RJ45 Crimp Tool Kit Ethernet Crimper CAT5 CAT5e CAT6 Network Tool Set UK. ✔RJ45 & RJ11 Compatible – Works with CAT5, CAT5e, and CAT6 cables. • Cable Support: CAT5 / CAT5e / CAT6. This RJ45 pass-through crimp tool kit is designed for fast, accurate, and professional network cable installation.