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Lifting, Lashing & Rigging Knowledge Base

Lifting Rigging Industry Blog | Safety Tips Guides - H-Lift

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June 11th, 2026

What is a Grade 80 Master Link? Features, Safety & Standards

A master link (often referred to as an oblong link) is a critical piece of forged alloy steel hardware used at the very top of a rigging assembly. It serves as the primary connection point between the crane hook and the lifting sling, allowing for the safe distribution of weight across single or multiple sling legs (whether chain, wire rope, or synthetic web).

March 30th, 2026

Two-Leg Sling Safety Guide | Sling Angle & WLL Chart - H-Lift

A two-leg sling (also called a double-leg or bridle sling) is a lifting assembly with two separate legs that connect to a load at two points and converge at a single master link or top fitting attached to a crane or hoist. It forms a "Y" or "V" shape during a lift, distributing the load across both attachment points.

March 30th, 2026

Safe Use of Single-Leg Slings | WLL & Rigging Inspection

A single leg sling is a fundamental piece of rigging and lifting equipment consisting of a single length of material — such as chain, wire rope, or synthetic webbing — with one connection point at each end, used to connect a load to a lifting device like a crane or hoist.

January 20th, 2026

Blue E-Coated Grade 100 Lifting Chain – Higher Strength, Superior Protection

A blue e-coating Grade 100 lifting chain is a high-strength alloy steel chain (Grade 100) used for lifting and rigging, finished with a blue electrophoretic coating (e-coating) for corrosion protection and easy identification.

December 8th, 2025

Synthetic Sling Joker Hook

A synthetic sling Joker hook is a special hook designed to be threaded directly onto round slings or web slings to create a secure end hook or to join/extend textile slings.

September 29th, 2025

Grade 100 Chain Sling

A Grade 100 chain sling is a high-strength lifting sling made from alloy steel chain, specifically designed for overhead lifting and rigging applications in industries such as construction, manufacturing, and shipping. Grade 100 refers to the alloy chain’s strength rating, meaning it has a 25% higher working load limit (WLL) than the more common Grade 80 chains of the same size.

July 7th, 2025

Grade 80 Sling Hook vs. Grade 80 Self-Locking Hook: A Rigging Professional's Guide

When working with Grade 80 lifting equipment, choosing between a standard sling hook and a self-locking version can significantly impact both safety and efficiency. Both options offer the superior strength of Grade 80 alloy steel, but their different safety mechanisms make each suitable for specific applications. This guide will help you understand which hook best fits your lifting needs.

July 4th, 2025

Ball Bearing vs. Non-Ball Bearing Swivel Self-Locking Hooks: What Every Rigger Needs to Know

There is often confusion between two distinct types: swivel hooks with ball bearings and swivel hooks without ball bearings (commonly called positioning swivel hooks). Understanding the key differences between these two is essential to prevent equipment failure and ensure safe lifting operations.

April 28th, 2025

Lifting Chain Sling vs. Wire Rope Sling: Which One to Choose?

When it comes to heavy lifting and rigging, choosing the right sling is crucial for safety and efficiency. Two of the most commonly used slings in the industry are lifting chain slings and wire rope slings. Each has its own advantages and ideal applications. In this blog, we’ll compare these two types of slings to help you decide which one best suits your needs.

April 25th, 2025

How to Use Weld-On Hooks Properly

Using Weld-On Hooks involves welding them onto a metal surface to create a secure attachment point for lifting, rigging, or hanging loads. Here’s a step-by-step guide on how to properly use them.

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