Two Tiny Tools, Two Different Jobs: KNIPEX XS
The polished Pliers Wrench XS and black Cobra XS look like a pocket-sized pair. Their jaws explain why one should never casually substitute for the other.


The decision
Choose the Pliers Wrench XS for suitable flat-sided fasteners where smooth, parallel contact matters. Choose the Cobra XS for gripping round stock and rough surfaces where tooth marks are acceptable. The fascination is in the mechanism: two remarkably compact steel objects with very different ways of holding the work.
The Ledger
| Decision fact | KNIPEX Pliers Wrench XS 86 04 100 | KNIPEX Cobra XS 87 00 100 |
|---|---|---|
| Exact model | Pliers Wrench XS 86 04 100 | Cobra XS 87 00 100 |
| Length | 100 mm | 100 mm |
| Contact | Smooth, parallel jaws | Toothed gripping jaws |
| Manufacturer capacity | Up to 21 mm across flats | Up to 28 mm round; 24 mm across flats |
| Adjustment | 10 positions | 11 positions |
| Primary compromise | Not the choice for biting into round stock | Teeth can mark the surface |
The Row
KNIPEX Pliers Wrench XS 86 04 100

The flat-fastener pick. Chrome, closely fitted steel and parallel jaws make this the more jewel-like object. Buy for appropriately sized flats and careful, controlled work. Skip for round material that needs the bite of teeth. Smooth does not mean incapable of marking: grit, pressure and the finish still matter. Explore the Pliers Wrench XS →
KNIPEX Cobra XS 87 00 100

The gripping pick. The black Cobra’s tooth pattern makes its purpose visible. Buy for suitable round stock and rough work where surface marks are acceptable. Skip for exposed decorative fittings. This XS model is not an insulated electrical tool. Explore the Cobra XS →
The Premium Test
The premium worth paying for is the right geometry in a form small enough to carry. Buy one for a recurring task before collecting the pair. Their compact size is the point, but short handles also mean a different working proposition from full-size workshop pliers. A difficult job is not improved by forcing a miniature tool past its role.
Match the surface, then the size
Identify the contact shape before reaching for either tool. On a valuable finished fitting, follow the fitting maker’s specified method and use appropriate protection; do not assume a clean-looking jaw guarantees an unmarked result. Protective accessories sold for larger pliers-wrench sizes are not automatically compatible with this 100 mm XS.
The pocket edit
The Pliers Wrench is our more versatile starting choice for small flat-sided hardware. Add the Cobra only when a recurring gripping job calls for it. These are selected for their design and stated geometry; Row & Ledger has not run comparative torque or finish-damage testing. For substantial force or awkward access, choose a tool sized for that work.