Schneider Slider 755 XB Pen Refill, Blue, Box of 10 (175503)

Do they come wax-tipped in the box (like Schneider Gelion+ refills do) to prevent drying out in storage?

Any fine tip?

This fit the retractable Schneider pens?

$7.69 price is for one refill ?? An entire new pen is only $5.97 ??