Saturn square Uranus (orb 1.6°) creates concrete friction between the two planets. The orb is very tight; this describes a stable character pattern more than a passing reaction.
Here, Saturn in Capricorn in House 6 brings discipline, constraint, endurance, and mastery into House 6 (daily work, technique, and bodily discipline), with Capricorn style (structure, ambition, responsibility, and long construction); Uranus in Aries in House 10 brings disruption, independence, and change into House 10 (vocation, status, responsibility, and public image), with Aries style (initiative, speed, confrontation, and direct action).
Concrete friction: this aspect puts Saturn (discipline, constraint, endurance, and mastery) and Uranus (disruption, independence, and change) into repeated friction: one can interrupt, inhibit, or provoke the other in concrete situations. Visible angle: Uranus near the Midheaven (orb 2.8°) touches an angle; this aspect is easier to notice through social role, reputation, career, and public image. House 6 (daily work, technique, and bodily discipline) is in friction with House 10 (vocation, status, responsibility, and public image); this can create blockage, inhibition, overreaction, or repeated conflict between the two fields.