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Prev: Hexagonal Shank Insert Nut Tool (IN27) 
Cylindrical Shank Insert Nut tools (IN26) are suitable for DIN 3126 standard power tool bit holders and adaptors. These drivers are perfect for mounting insert nuts many other fasteners quickly and easily, and are fully compliant with the DIN 3126 standard for screwdriver bits and connectors.
Insert Nut Cylindrical Tools (Cylindrical shank stud bolt drivers) are available in sizes matched to our fasteners from M3 to M16 diameters. Please note that 3mm-10mm diameter drivers are sized for the 7mm DIN3126 Form H standard.
| Insert Nut Cylindrical Tool IN26 | |
| Diameter | Drive Diameter |
| M3 | 7mm (DIN 3126 Form H) |
| M4 | 7mm (DIN 3126 Form H) |
| M5 | 7mm (DIN 3126 Form H) |
| M6 | 7mm (DIN 3126 Form H) |
| M8 | 7mm (DIN 3126 Form H) |
| M10 | 7 mm (DIN 3126 Form H) |
| M12 | 13mm |
| M16 | 13mm |
