Diablo Segmented Turbo Masonry Blade DMADST1200 12 Inch Cut Off Disc (6400 Max RPM 0.11 Kerf Concrete Rebar Brick Cinder Block Sawing) Boring Bit tub capacity holds up to tub capacity holds up to 2 General Carpentry Tool Duty Rating Category Heavy Duty Commercial Grade Pro Tip: Seat the nail head fully flush into the top magnetic groove before making your initial overhead strike Heavy Infrastructure Drainage Trenches: Deep coring of dense aggregate cinder blocks and highway curb barriers on jobsites utilizing handheld gas or walk behind saw machinery and periodically backup the blade out of the trench for 10 seconds to draw cool ambient air over the core segments