UPVC fittings are made of durable unplasticised plastic material that does not corrode or crack easily and lasts for a long time, even with zero maintenance, compared to metal alternatives.
Water Heater Line Connector Braided Stainless Steel Supply Hose 1/2" Female Thread to 1/2" Brass or Steel Female Thread.
Suitable for Hot and Cold Water, Hot at up to 90 Degree Celsius, Maximum 20 Bar Pressure
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.