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139GENERAL PURPOSE DRILLINGSOLID-DRILLToday, competition in the solid carbide drills market is very tough, but the quality of ISCAR solid carbide drills is considered the market leader, mainly when it comes to drills designed for certain materials. All ISCAR solid carbide drills are manufactured using a very precise grinding process, which minimizes runout, thereby affecting the stability of the drilling process. Thought out to the smallest detail design, accurate manufacturing, high quality coating - provide the best general proposed drill in the market. The assortment of ISCAR solid carbide drills is constantly expanding to cover more and more applications on the market.The SCD%u2026APN/ACPN (3XD-8XD) drills for general purpose holemaking were designed with the most advanced features to machine the variety materials in the market. An optimized sharp straight cutting edge provide smooth cutting and low cutting forces.Precise web thinning generates excellent self-centering and penetration capability for higher hole accuracy and drilling stability. The unique gash form creates optimal chip form in all materials. Narrow wiper reduce heat generation. sharp straight edgelow cutting forceprecise web thinning excellent self-centering capabilitylarger flute gullet sectionimproved chip evacuationexisting flutepolished flutesmooth chip flow