The Faithfull 12.5mm HSS Jobber Drill Bit with 151mm overall length is a specialist size for pilot holes when tapping M14 threads and other precision metalworking applications. This intermediate diameter bridges the gap between standard sizes, making it essential for mechanical engineering and maintenance work requiring accurate thread preparation. The extended length provides excellent reach for deeper operations. Manufactured to the demanding DIN 338 standard, this 12.5mm bit features robust h
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