Set screw collars are designed with a threaded hole and a set screw that tightens against the shaft, ensuring a secure attachment. This feature prevents slippage or movement of components during operation.

Specification:
Color: Silver
Material: Nickel Plated Carbon Steel
Collar Size: 6.05 x 11 x 5 mm / 0.24 x 0.43 x 0.2 inch (ID x OD xH)
Screw Hole Dia: M3
Thumb Screw Size: Total Size: 17 x 8.8 mm / 0.67 x 0.35 inch (L x W); Thread Size: M3 x 8 mm / 0.12 x 0.31 inch (W x L)
Nickel Screw Size: M3 x 0.5 mm
Packing List: 6 x Wire Rope Clips, 6 x Thumb Screw

Advantage:
Made of nickel-plated carbon steel, high strength, strong locking force, anti-corrosion, and durability. Round bore collars are commonly used as positioners, spacers, stops, and bearing surfaces.
These set screw collars can not only be used for positioning adjustments of the optical axis, but can also be quickly and easily adjusted anywhere in the drill slot, helping to drill to a precise depth and preventing under- or over-drilling.

Instruction:
These collars are equipped with nickel plated hand screws, which makes them easy to be installed on the shaft, just slide the collar onto the desired position and tighten the screw by hand to finish the installation, no extra tools are required.

Note: Before purchasing this product, please confirm the product specifications and make sure you choose the right one for your project.