
Mumbai’s Trusted Manufacturer of Rebar Couplers, Armour Joints & Threading Systems
Bulk production to consistent, site-ready tolerances.
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Supplied on projects for
- Adani
- Afcons
- GVK
- Indian Railway
- Larsen & Toubro
- NCC
- Punj Lloyd
- Shapoorji Pallonji
- Tata
Our Products
Precision-engineered splicing, formwork and site-safety products, manufactured in-house and supplied across India.
Products Categories
Find all our products by categories
- 01Rebar CouplersParallel thread, cold forged, bolted and MBT rebar couplers in all standard bar diameters.
- 02Threading & Forging MachinesRebar threading, roll threading and cold forging machines.
- 03Thread Protection & Safety CapsPVC thread protection caps, rebar impalement caps and safety end caps.
- 04Mivan & Formwork AccessoriesStub pins, wedge pins, panel pullers and push-pull jacks for aluminium formwork.
- 05Scaffolding & Tie Rod AccessoriesWaller clamps, swivel couplers, tie rod cones, wing nuts and cover blocks.
- 06Dowel Bar SystemsDiamond dowel plates and sleeves, dowel bar caps and speed dowel sleeves.
- 07Expansion & Armour JointsSteel and concrete armour joint systems for industrial flooring.
- 08Concrete Finishing EquipmentPower trowel machines, magnesium bull floats and PQC texturing brushes.
- 09Materials & SealantsEPE foam backer rods, LDPE sheets and allied construction materials.
- 10PVC Footsteps & Manhole RungsPVC encapsulated footsteps, anchor footsteps and manhole access rungs.
- 11Dust SuppressionAnti-smog guns, mist eliminators and dust suppression systems.

About Us
Building Infrastructure with Precision Engineering & Innovation
At Sun Engineering, we specialize in manufacturing and supplying premium reinforcement connection systems that improve structural strength, reduce steel wastage, and enhance construction efficiency.
Our commitment to quality, innovation, and customer satisfaction has made us a preferred partner for infrastructure projects, commercial developments, industrial facilities, and residential construction across India.
About the companyOur Services
Rebar processing, mechanical splicing and protective coating, delivered by a skilled and experienced workforce.
Blog
Technical notes, product guidance and news
Need a quote or technical specifications?
Tell us your rebar diameter, quantity and site location and we will come back with the right coupler and a price.

































