TVS Unbrako and other brand Allen bolts, CSK screws, grub screws, button head screws and Allen keys in 12.9 black and SS.
Buy allen bolts & screws in Trichy & Thanjavur from Bismi Bolt House, with delivery across Tamil Nadu and all over India.
5 products
TVS Unbrako and other brand Allen bolts (socket head cap screws, DIN 912) in 12.9 black and SS 304, M3 to M30.
Countersunk (CSK) socket head screws (DIN 7991) in 10.9 black and SS 304 that sit flush with the surface, M3…
Headless socket grub screws (set screws, DIN 916) with cup point in 45H black and SS, M3 to M20, to lock…
Low, rounded button head socket screws (ISO 7380) in 10.9 black and SS 304, M3 to M16, for covers, guards and…
Hardened L-shaped hex Allen keys (DIN 911) from 1.5 mm to 19 mm, single and in sets, to fit every Allen bolt…
Allen bolts have a cylindrical head with a hexagon socket, tightened with an Allen key. The compact head fits in tight spaces and counterbored holes, which is why they are standard on machines, jigs, dies and moulds.
We stock grade 12.9 black Allen bolts for strength and SS 304 for rust resistance, plus CSK (countersunk) and button head Allen screws.