ALL IN ONE RJ45 CRIMP TOOL KIT: Network maintenance tools suit the essential need, which include a RJ45 crimping pliers, a multifunction network cable tester, 100PCS RJ45 cat5 crystal connectors, 20 pcs connector covers, and a network wire stripper.STURDY NETWORK CRIMPER FOR OUR WORK: It is a 3-in-1 crimping/cutting/stripping tool, which is good for RJ-45, RJ-11 RJ-12 connectors and suitable for Cat5 and Cat5e cable with 8P8C, 6P4C and 4P2C plugs. (Attention Please: This crimper can not crimp rj45 pass through connectors)MULTI-FUNCTION CABLE TESTER FOR TESTING TELEPHONE OR NETWORK CABLES: For RJ-11, RJ-12, RJ-45, CAT5, CAT5e, 10/100BaseT, TIA-568A/568B, AT T 258-A; 1, 2, 3, 4, 5, 6, 7, 8 and ground 9 LED lights. Powered by one 9V battery (not included).HIGH QUALITY REGULAR RJ45 CAT5 CONNECTORS: It is carried with 100 pcs Rj45 connectors (NOT PASS THROUGH CONNECTORS), which is made of premium material to ensure rapid transmission of signal.CONNECTOR COVERS: It is carried with 20 pcs nice quality connector covers, which is suitable for cat5 cat6 connectors, to protect these connectors from being affected by dust and water, and cause poor contact.Colour: as shownMaterial: Composite materialPackage Contents:1 * crimping pliers1 * wire stripper1 * network tester100 * five-category crystal plugs20 * crystal plug protectorsOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.