Description
Drill + tap set Nr.305 ( 14 Pcs ) in standard plastic cassette to produce ISO- Metric threads from M3 up to M12, consisting of 7 HSS-E-PM steam tempered spiral flute tap E238 with chamfer form C with a 2-3xP semi-bottoming lead, 7 HSS steam tempered jobber length drills with straight shank A108 for the recommended pre-machined hole diameters for 2.5xD blind hole threading in stainless steel.
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