TIMES MICROWAVEs replacement blades are made for use with the manual LMR-400 or LMR-600 coaxial cable preparation tools. Each pack contains two (2) blades. Be prepared. Damaged or dull blades cause inconsistent cuts and can slow, or even stop, an installation. A cable cutting tool performs best with sharp blades. Times Microwaves replacement blades ensure consistent, clean, and quick cable preparation. This listing is for Each. Automated No Description LMR Cable Preparation Tool Blades for LMR-400 or LMR-600 tools. 2/pack. Qty/ Uom 1 Each Cable Type LMR-400, LMR-600, LMR-500 RF Connectors 7/8 EIA Flange Replacement Blade Replacement Blade: 349984 (CST-600) Cable Size 3/8 in, 1/2 in Replacement Blade Kit Yes