Custom Options for Precision Shafting

Featured Product from Stock Drive Products & Sterling Instrument - SDP/SI

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SDP/SI, ISO 9001 + AS9100, precision machines shafting to meet customer requirements. SDP/SI offers precision shafting in steel and stainless steel with tight dimensional tolerances and exceptional straightness. If a standard item isn't what you're looking for, our engineering team will provide custom solutions to meet your exact need. Options such as grooves, lengths, diameters, custom finishes, and other special features are available.

SDP/SI offers a wide variety of inch and metric small mechanical components for the design engineer and OEM. Standard components can easily be located and purchased in one convenient place, shop online 24/7. The engineer not only meets all his component requirements, but saves valuable time by not having to search other sources. For custom design and manufacturing, speak to our engineers at (516) 328-3300.

Quotes, online orders, and 3D CAD models are available at our estore at

SDP/SI - Stock Drive Products/Sterling Instrument, a Designatronics company
250 Duffy Avenue, Hicksville, NY 11801
Phone: (516) 328-3300; (800) 819-8900