The ultimate digital toolkit for mechanical engineering and manufacturing! Bolt Catalog is a comprehensive technical database and calculation tool for professional engineers, machinists, and designers.More than just a reference, this app solves complex mechanical calculations needed in workshops and design offices in seconds.
Powerful Key Features:
•Smart Taper & Slope Calculator: Instantly determine final diameters for lathe operations based on taper ratios (1:10, 1:50, etc.) and distance. Minimize manufacturing errors with narrowing/widening taper options.
•Keyway Engineering: Access standard keyway dimensions and shaft tolerances according to ISO/DIN. Calculate the torque carrying capacity of keys for safer mechanical designs.
•Global Standards Library: Detailed dimension tables for Hex Bolts, Allen (Socket) Bolts, Nuts, and Washers following ISO, DIN, and ANSI specifications.
•Precision Torque Specs: Accurate torque (Nm) values categorized by strength classes (8.8, 10.9, 12.9) for secure fastening.
•Technical PDF Export: Convert technical data and calculation results into professional PDF reports to share with your team or clients.Why Choose Bolt Catalog?
•Efficiency: No more flipping through heavy paper catalogs.
Accuracy: 100% compliant with the latest ISO and DIN engineering standards.
•On-the-Go: Access critical data in the workshop, on-site, or at your desk.
•Professional UX: Clean interface with smooth animations for an intuitive experience.Optimize your mechanical design, maintenance, and machining workflows. Download now and carry the world of fasteners in your pocket!
Latest Version
1.17Uploaded by
Anh Hoang
Requires Android
Android 8.0+
Category
Free Tools AppContent Rating
Everyone
Security Report
Check Now
Report
Flag as inappropriateLast updated on May 14, 2026
Minor bug fixes and improvements. Install or update to the newest version to check it out!