It obtain the high hardness and high torque to be more durable after the overall quenching.
The head of screwdriver is more proper for the screw & obtain the maximal torsion after the precisely process.
The material of shaft: chrome vanadium Nickel steel.
National Plastic Emulsion is recommended as a general purpose and economical decorative finish for interior surfaces like concrete, plaster, blocks, asbestos, masonry, wood etc. it can be applied on stucco filler and gypsum board also for sealing the surfaces.
It's a poly functional aromatic isocyanate mix with ester solvent for a fast curing and flexible hardener for polyurethane pigmented primer. To be mix with polyurethane pigmented primer that requires fast drying, flexible and good sandability.
A special heat-treating process to provide precision and durability.
For general cutting of straight endges, hardwoods, MDF,plywood and chip board.
Can be used for straight trimming of laminates.
Available in different sizes.
The fast drying combined with water resistance and a minimum shrink are enough reasons for many professional users to apply this product extensively on wood surfaces.
National Polydex is recommended as a water proofing protective coating on cementitious surfaces, mosaic tiles, metal roofs, wooden roofs, domes etc. of interior or exterior applications. It can be applied on slightly wet or moist areas also. For better protection, if required, can be reinforced with National Fiber glass mesh, while the intermediate coat is wet. It can hide the hairline cracks on surfaces and reduce the impact of harsh atmospheric conditions.