ADJUSTABLE COMPRESSION TOOL RG59/ RG6/ BNC/RCA CONNECTOR CABLE COAX CRIMP TOOL Compression Tool F/BNC/RCA. 3 Exchangeable tip for multipurpose and different size connectors 20.3, 21, 19.3 Adjustable universal plunger ensures accurate compression on multiple types of connectors. Steel body and chrome finish resists corrosion and extends tool life. Compact tool with integrated handle lock for easy operation Open design with 180-degree capture mechanism provides easy insertion, complete compression and simple removal of cable