Variable pitch blades can handle solid cutting as well as interrupted cutting such as tubing, etc. The variable pitch combines regular teeth of different pitches, gullet depths, and set angles. Bimetal blades will give lower cost for you per cut on tough sawing jobs. 155-inch x 1.
This raceway duct speeds up installation by enabling you to simply push the cables into its flexible center slit and it allows you to exit anywhere along the run without the concern of the cable falling out.