Starrett's range of flat wood hex bits ensures fast and clean cutting on all wood. With a reduction in heat as a result of the innovative head design, the Starrett wood hex bits are durable and have an excellent tool life. Features and Benefits Twin spurs deliver clean entry and exit of holes Precision ground face 6.35mm (1/4") hexagonal shank suitable for impact drills Precision ground tip enabling accurate and fast start in materials Reduction in heat from cutting head design Specialised heat treatment to increase tool lifeApplicationsSuitable for: All types of hard and soft woodApprovals and Standards Metric line according to DIN 338 standard