STICKON-57
Trigger point pens
3 pens, from $12.99. A pen concentrates pressure on one point instead of spreading it along a line.
3 tools
STICKON-64
Stainless Steel Acupuncture Pen Trigger Point Massage Tool for Full Body
3″ long 4.3 out of 5 (13) $12.99
STICKON-65
Stainless Steel Acupressure Pen Trigger Point Massage Tool Relief Pain
3″ long 4.3 out of 5 (13) $12.99A pen is the tool for a knot you can already find with a thumb. It reaches where a thumb tires after ten seconds.
These are small. If you want to cover a whole back, a pen is the wrong purchase and a wide scraper is the right one.