Made from hardened HSS 4241 high speed steel - a special titanium nitride coating increases durability and quadruples the service life. Precision drill with high drilling speed - the untwisted and thicker core offers crack resistance during use. Number of steps 15 (4,6,8,10,12,14,16,18,20,22,24,26,28,30,32 mm). Efficient chip and heat removal reduces the risk of overheating and increases the service life of the drill. 1/4 HEX drive for quick and secure mounting on drills, screwdrivers and adapters. 118 chip angle and conical shape of the drill ensure that pre-drilling and pre-scoring is not necessary. Auto-deburring for automatic deburring and smoothing of the edges during drilling so that the drill hole does not have to be reworked manually. Manufactured according to din 1412C. Suitable f.
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