Puncture-proof cutting — if the job needs an end that refuses to pierce the layer beneath, that is the square points' entire purpose (50450 is the same footprint), not the English knife's.
Heavy force work — the limber .058" blade is a leather and trim knife, not a belting or dense-rubber tool; those are the .083" square points.
Skiving — thinning an edge is the skiver's shaving job (55170), not a point cut.
Prying with the tip — the point is the knife's most valuable and most fragile feature; lever with it and you round the one geometry you bought it for.
And it is not a general slabbing knife: for long straight production draws the square points' blunt-ended stability is the better tool.
Every cut the 55500 is chosen for starts or ends at the tip, so a keen point matters as much as a keen edge; hone the point, and never twist or pry with it. Because the point pierces, always cut over a sacrificial surface — it reaches whatever is beneath. Steer freehand for cut-to-line. Where a square point rides a straightedge, the English knife follows a scribed line by hand; go slow enough to keep the tip on the mark. Angle: steeper to start a cut with the point, laid lower to draw the edge along a line. Limber gauge, light hand. At .058" the blade is tuned for supple leather and trim material; don't force it through dense stock it wants to flex in. The heritage contract: hardened high-carbon steel, maintained not fed — stone and strop it keen (point included), and wipe it dry after damp or oily work, because carbon rusts overnight. The re-takeable edge over years is the return, and it places the 55500 firmly on the maintained side of the divide from the consumable utility blades.
Asked before buying
BUYER QUESTIONS, ANSWERED BEFORE YOU ORDER
How is the English shoe knife different from a square point?
The end. The square point is blunt and refuses to pierce; the English knife carries its edge forward to a working point for cut-to-line work, inside corners, and tip starts. Same family, opposite geometry.
When do I need it instead of the #5 square point?
When the cut needs a point — following a scribed pattern line freehand, reaching a sharp inside corner, or starting a cut inside a panel. For puncture-proof straight cuts, the square point wins.
What does "#2" mean here?
It is Hyde's designation for this English shoe pattern; it is not a rung in the numbered square-point ladder.
Do I need a cutting surface under it?
Yes — the point pierces, so it reaches whatever is beneath. Work over scrap or a board.
Rust and upkeep?
High-carbon steel: stone and strop keen (point included), wipe dry after wet or oily work. Standard for the heritage wing.