XS412 High-Speed Steel Step Drill 4-12mm
- G&J Hall XS921, The Halls High-Speed Steel Step Drill for drilling holes in ferrous & non-ferrous materials up to 5mm thick. Size Range. 9, 11, 13, 15, 17, 19 21mm. Shank. 1/4 Hexagon. G&J Hall XS921 High-Speed Steel Step Drill 9-21mm