IRWIN INDUSTRIAL TOOL CO - ACH 91143 43/64 Reduced Shank Drill Bit
This 43/64" Black Oxide 118° 1" Reduced Shank Drill Bit from Irwin Industrial Tool Co - Ach delivers a practical solution for professionals and technicians who need a reliable drilling option for automotive and workshop tasks. The reduced shank design enables larger diameter drilling while accommodating smaller chucks, and the black oxide finish helps resist corrosion and reduce friction during metal and mixed-material drilling operations.
Drills And Workshop Use
Designed for compatibility with a wide range of drills, this 43/64" bit is suitable for routine automotive repair jobs, maintenance tasks, and bench work where precision and consistency matter. The 118° point offers a balance between tip durability and cutting speed, producing clean starts and controlled penetration in sheet metal, brackets, and structural components.
Professional Power Tools Performance
As part of a professional power tools kit, the IRWIN 91143 is built to integrate with standard drill setups used by mechanics and fabricators. The reduced shank provides flexibility to use the hole-making size without requiring larger collets, making it a practical choice for technicians who need to adapt quickly between tool sizes on the job.
Heavy Duty Automotive Power Tools Applications
Whether preparing mounting holes, enlarging pilot holes, or working on assemblies with limited access, this reduced shank drill bit is intended for heavy duty automotive power tools environments where dependable bit geometry and a corrosion-resistant finish improve workflow. It is well suited for repair shops, fleet maintenance, and professional garages that demand consistent drilling performance.
Choose this Irwin Industrial Tool Co - Ach 91143 43/64" Black Oxide Reduced Shank Drill Bit to add a versatile, workshop-ready tool to your drill set. Fast shipping.
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