INDASCO screws deliver accurate threading and secure fastening for all applications. Built for strength and consistency, they ensure smooth assembly and long-lasting performance.
Our screws are engineered to resist loosening under vibration and stress. With superior material quality, INDASCO guarantees secure fastening across construction, machinery, and industrial uses.
Designed for convenience and strength, INDASCO screws offer fast installation and dependable hold. They provide stability and precision in every structural and mechanical project.
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ASME B 18.3 - 2003 (R2008)
Hexagon Socket Flat Countersunk Head Cap Screws
![Hexagon Socket Head Cap Screws [Table 1] (ASTM A574 / F837) — ASME Hex Socket Screws, Indasco product S-02-0003](https://indasco.com/wp-content/uploads/2026/09/S-02-0003-Th.jpg)
ASME B 18.3 (T1) - 2012
Hexagon Socket Head Cap Screws [Table 1] (ASTM A574 / F837)
![Hexagon Socket Head Shoulder Screws [Table 13] — ASME Hex Socket Screws, Indasco product S-02-0002](https://indasco.com/wp-content/uploads/2026/09/S-02-0002-Th.jpg)
ASME B 18.3 (T13) - 2012
Hexagon Socket Head Shoulder Screws [Table 13]

ISO 7045 - 2011
Pan Head Screws with Type H or Type Z Cross Recess - Product Grade A

ISO 7047 - 1994
Countersunk Rasied Head Screws (Common Head Style) with Type H or Type Z Cross Recess - Product Grade A

ISO 7046-2 - 1990
Cross Recessed Countersunk Flat Head Screws (Common Head Style) - Grade A - Steel of Property Class 8.8, stainless Steel and Nonferrous Metals
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