The Faithfull 4.2mm HSS Jobber Drill Bit with 80mm overall length is specifically sized for pilot holes when tapping M5 threads, making it an essential tool for precision metalworking and mechanical engineering. This specialist diameter is also ideal for general drilling in steel fabrication and maintenance applications. Supplied in a convenient pack of 2, you'll have a spare ready for continuous work. Manufactured to the demanding DIN 338 standard, this 4.2mm bit features robust high-speed stee
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