About Bismi Bolt House

Bismi Bolt House is a family-run fastener shop at No. 75, South Kaliamman Kovil Street, Pattukkottai, serving Trichy, Thanjavur and the whole of Tamil Nadu. We supply bolts, nuts, washers, screws and anchor fasteners to workshops, fabricators, contractors, factories, rice mills and households across the Cauvery delta, and we ship orders to customers all over India.

Brands we stock

We are stockists of TVS and Unbrako bolts and nuts: TVS hex bolts, hex nuts and self lock nuts, and Unbrako Allen bolts, grub screws and CSK screws, along with other trusted brands.

What we do

• Bolts, nuts, washers, screws, studs and anchor fasteners in metric sizes
• Mild steel, high-tensile (grade 8.8, 10.9, 12.9) and stainless steel (SS 304, SS 316)
• Loose pieces for repairs and bulk supply for fabricators, contractors and factories
• Help choosing the right size, thread, grade and finish for your job
• Delivery anywhere in Tamil Nadu and all over India

Where we supply

Our roots are in Trichy and Thanjavur. We supply engineering and fabrication units in Tiruchirappalli, rice mills and agricultural workshops across the Thanjavur delta, and contractors, builders and households in Kumbakonam, Pudukkottai, Karur, Ariyalur, Perambalur, Tiruvarur, Mannargudi and Nagapattinam. Customers outside Tamil Nadu order on WhatsApp and we ship to any city in India.

Why customers come back

• Stock on hand: common sizes are ready the same day
• Right advice: we help you match the size, thread pitch and grade to the job
• Fair prices: for a single piece or a full box
• Bring a sample: show us an old bolt or nut and we will match it