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.
RR Pure Multi Strand Copper Single Core Flexible Cables. Trirated Pure Electrolytic Copper Conductor Up to 105C Fire Resist Electric Panel Cable. BS6231 ISO 9001 CE Compliant Product 100Yard (90m) Roll.
The drill is made of carbon steel. Hardness of cutting edges 4554 HR?. It can be used with manual mechanical and electrical drills, as well as drilling machines. It is sharp on the side. The hexagonal tail prevents the drill from rotating in the chuck. This drill is intended for obtaining holes in softwood and hardwood with any type of fiber surface, glued plywood, chipboard.
UT300 series infrared thermometers are lightweight and small. Objects can be quickly and accurately measured from a distance with 0.1°C resolution. These devices consume very little power, suitable for indoor and outdoor use.