We offer tailor-made designs that perfectly meet your unique requirements.
We ensure precise, high-quality production.
We guarantee on-time delivery to ensure your projects stay on schedule.
We Manufacture Armature Shafts, Pistons, Pull Rods & Cylindrical Pins.
Products & Capabilities
At Sri SMA Industries, we specialize in manufacturing high-precision components, including armature shafts, pistons, and pull rods, which are integral to various automotive applications. Our products are used in car window lifting motor shafts, gas spring piston rods, radiator motor shafts, wiper motor shafts, car air conditioning motor shafts, fuel pump motor shafts, other DC motor shafts, clutches, and piston rod heads.
Our in-house technical capabilities ensure exceptional quality and precision. We achieve up to 01µm roundness in grinding, less than 10 µm run-out, less than 0.05 mm symmetricity in milling, 3 Rz value in milling, and 0.5 to 2 Rz value after grinding. Additionally, our in-house processes include induction hardening with a 0.4 - 01 mm case depth, threading, knurling, and stamping, allowing us to deliver components that meet the highest standards of performance and reliability.


Guided by our values, we prioritize excellence. Quality is our hallmark, ensuring superior performance. Customer satisfaction is paramount, driving us to exceed expectations. We innovate frugally, investing in our people and processes for optimal value. With integrity as our compass, we conduct business ethically and transparently, upholding the highest standards.
Know MoreWe are committed to delivering products of the highest quality, ensuring superior performance and reliability for our customers
Our foremost priority is meeting our customers' needs. We strive to exceed their expectations with every product we deliver.
We believe in fugal innovation and continuously invest in our people and processes to deliver best value to our customers
We conduct our business with the highest standards of ethics and transparency. Integrity guides all our actions.