hollow ground blades
and 1-1/4" NPT garden hose adapter for discharge
Drain Body Material: Cast Brass Metal
This provides plenty of shank for the collet or chuck to hold onto the bit
Welded low carbon steel
Sashco 14023 Roof Sealant, Quart Microwave hollow ground bladesWill not turn brittle in sun or cold. Offers elasticity to move with the roof and strong adhesion to resist pulling away from substrate. Sticks to wet or dry surfaces including galvanized or aluminum flashing, vents, downspouts, copper or aluminum roofing, PVC or ABS vent pipe, neoprene or plastic pipe flashing, brick, block, mortar, concrete, fiber cement board, acrylic or polycarbonate skylight plastics, asphalt, wood, steel, paint, etc. Waterproof,