1 SIDE sloper 30mm diametre and the other side 15mm comfy crimp. Designed and tested to work in Campus Board.
INDOOR USE ONLY
The Beech is a hardwood, shatterproof, free from defects or knots, and extremely durable, however, temperature changes may impact and small cracks may appear. Don't worry, only sand a little over the surface and you could use it without problems.