HARFINGTON 2 Set V-Type Pulley 8mm Bore 50mm Outer Dia Single Groove Aluminum Alloy for 3-5MM PU Round Belt Motor Shaft Drilling Machine - hta240115hh000756

• Size - Aperture Diameter: 8mm. Outer Diameter: 50mm. Height: 16mm. The pulley is a single groove, fixed hole with machine screws, which can be tightened with a plum drill bit, easy to fix and use. Material - The V-Type single groove motor pulley is made of aluminum alloy, with small precision error, high-speed rotation without shaking, effectively suppressing transmission noise and fluctuations, and improving the stability of the belt operation. Usage - This series of pulleys can be combined with any two adjacent pulleys upside down. For example, if a diameter 31mm pulley and a diameter 41mm pulley with the same aperture are installed on the motor, a double-layer pulley can be formed. Application - The V-shaped Single Groove pulley is suitable for 3-5mm PU round belts, 90° top screw fastening design, can adapt to a wide range of round optical axes, single flat shaft, 90° double D axis, 180° double D axis, suitable for DIY small drilling machines, Milling machines, small unpowered spindles of machine tools, can also be used for most fitness equipment. Note - For the stiffness of the thin pulley shaft, it is recommended to choose a 4mm belt for a pulley shaft below 8mm and a 5mm belt for a pulley shaft above 8mm.