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Design
Columbia product engineers are continually looking to develop advanced dragline components. Columbia’s patented TwistLink hoist and drag chain has demonstrated excellent reliability. It’s cast from the same material as our XtraLife® chain — the industry standard.
Benefits include:
- Weight reduction of up to 18%
- Increased surface area in bite region
- Increased cross-sectional strength
- Cost savings
- Repair links available
 For greater resistance to abrasion wear, our Xtend Process® high carbide overlay can be applied to high wear areas and tailored for your specific needs.
Guaranteed
All Columbia Steel parts are guaranteed for proper fit, performance and customer satisfaction.
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Hoist or drag application
TwistLink can provide improvements in either the hoist or drag application. Its good resistance to abrasion and excellent ability to handle impact are the results of our H-series alloy’s high tensile strength and toughness.
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