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The Classic Slotted Bit is hardened using a special procedure. The tough version resulting
from this method meets the demands across all areas of industry and craft.
Based on the Standard Bit, the other bits are optimized by means of various hardening
and coating methods. It provides a consistent hardness of ~700HV and features a
highly accurate fit in the screw.
Universal hexagonal shaft in 6,35 mm (¼ inch)
