IRWIN INDUSTRIAL TOOL CO - ACH 31520 5/16 Cobalt Automotive Shop Tool
Irwin 31520 is a 5/16 Cobalt Alloy steel bit engineered for left-handed, 135-degree applications used by mechanics and technicians. Built from high-grade cobalt alloy, this bit resists heat and wear during aggressive use and delivers reliable edge retention for demanding automotive repair tasks. The left-handed twist and 135-degree point geometry are optimized for controlled cutting, reduced walking, and clean chip evacuation in thicker steels and common workshop materials.
Garage Tools For Mechanic Workshop Use
This bit performs well in professional garage environments and is an ideal addition to an automotive shop tools kit. Its geometry and material make it suited to tasks such as thread repair, extracting fasteners, and counterboring where precision and longevity matter. The compact 5/16 size offers versatility across a wide range of fastener sizes while keeping tool inventory streamlined for busy service bays.
Universal Mechanic Tools And Versatility
The Irwin 31520 fits the profile of universal mechanic tools by adapting to both light maintenance and heavy repair scenarios. Compatible with standard drill chucks and mechanic tool sets, the bit integrates seamlessly into existing tool workflows. Technicians appreciate the predictable cutting behavior and reduced need for frequent replacements, which supports consistent uptime in repetitive repair operations.
Professional Automotive Shop Tools And Heavy Duty Workshop Tools
Designed with professional automotive shop tools and heavy duty workshop tools in mind, this left-handed, 135-degree cobalt bit offers balance between toughness and cutting precision. It is suitable for professional shops that demand tools able to withstand high temperatures and prolonged use without sacrificing accuracy. Inclusion of this bit in a mechanic’s toolkit enhances capability for specialty left-hand applications and challenging materials.
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