DY-MARK Protech Penetrating Oil 400g Spray Aerosol Rapid Release Boat Wax The coarse black grade is

The coarse black grade is ideal for removing underseal and sealants

The all-new fluid tip design increases fluid flow while stabilizing air flow

The flexible design makes it easy to access complex internal structures while reducing product waste

Tensile Strength (metric): 22

The pure wax finish protects against the elements

DY-MARK Protech Penetrating Oil 400g Spray Aerosol Rapid Release Boat Wax The coarse black grade isDY MARK Protech Penetrating Oil 400g Spray Aerosol Rapid Release Frees corroded nuts and bolts Penetrates rust Fast acting Dy Mark PROTECH Penetrating Oil is a high speed penetrant and lubricant that quickly penetrates rusted and seized metal parts. It has a low viscosity that creeps into cracks, seams, threads and joints, loosening and freeing them instantly. Incorporates patented 2 way actuator with locking tab. Uses a 360 valve for upright inverted