Bolts and nuts are super important in building projects. They hold up big steel frames and concrete anchors to keep things safe and strong. But even the toughest fasteners can mess up if you don’t pick, put in, or care for them right. Knowing the usual problems with bolts and nuts—and how to fix them—is a big deal for builders, engineers, and people buying supplies. This guide will help you understand what goes wrong and how QEWIT can make it right!

Picking the right stuff for threaded inserts is super important to make sure they hold tight and last long in things like wood, plastic, or metal. The choice you make affects how strong they are, if they rust, and how easy they are to put in. This guide will walk you through choosing the best threaded insert material for each kind of job. We’ll use the know-how and cool options from QEWIT to help you get it right!

Expert guide to installing threaded rods and studs for maximum strength. Tips from QEWITCO on torque, anchoring, and material selection.

Discover whether lock washers are reusable or disposable in industrial settings. Learn expert insights, risks, and best practices from QEWITCO Fasteners.

Discover why horizontal ribbon mixers outperform vertical options in mixing efficiency, versatility & durability. 

Need a mixer for thick pastes or sticky materials? See why sigma kneader mixers are the top choice for food, chemical & pharma industries. 

Learn the key differences in torque requirements between self-drilling and self-tapping screws. This guide from QEWITCO FASTENERS offers best practices, torque charts, and expert advice for precise and reliable screw installations.

Discover the key differences between fully threaded rods and partially threaded studs. Learn when to use each type based on load requirements, materials, and installation needs.

Discover how washers enhance fastener performance in various applications. Learn about types, compatibility, and choosing the right washer for bolts, screws & harsh environments.

Learn how to install threaded inserts correctly—avoid common mistakes, choose the right type, and ensure straight, durable threads for stronger assemblies.