1INCLUDED TOOLS: This crimping tool kit includes RJ45 crimper, 50pcs CAT6 pass through connector, 50pcs connector covers, 1 wire cutter, 1 wire stripper, and 1 network cable tester. 2RJ45 CRIMPING TOOL: The RJ45 crimper is used for stripping, crimping, and cutting paired cables, suitable for crimping 8P modular connectors, such as CAT5e, CAT6, and CAT6a connector. 3WIDE APPLICATION: The network cable tester is designed for telephone cables, alarm cables, computer cables, intercom cables, speaker cables, and thermostat wiring to identify work lines. 4HEAVY DUTY STEEL: The RJ45 crimping tool is made of heavy duty steel and provides excellent torsion, the black oxide finish is rust resistant, and greatly improving crimping efficiency. 5STEEL BLADES: The wire cutter and wire stripper blades are made of excellent steel, which are incisive and wear resistant, replaceable and durable, with a long service life.Item Type: Crimping Tool KitTester Battery: 1 x 9V 6F22 Dry battery (battery not included)Product Features:1. The network pliers are made of excellent steel, which is drop resistant, durable, wear resistant, with high hardness.2. Fine die jaw, accurate crimping; Ensure the quality of crimping while presenting a beautiful crimping appearance.3. Professional crimping of 8P CAT5, CAT5e, and CAT6 registered jacks, perforated design, simple and fast.4. The handle is non slip design, ensuring safe and comfortable operation, in line with ergonomics.5. The lock design not only saves space but also ensures safety.Application: Used for crimping 8P Cat5 Cat5e Cat6 Cat6A and regular registered jacks1 x RJ45 Crimper1 x Network Cable Tester1 x User Manual50 x Registered Jacks50 x Registered Jack Covers1 x Wire Cutter1 x Wire Stripper