Hello Erik,
There are various threads mentioning this pamor.
Here are a few.
Ps. I am not 100% sure if these blades are also to be considered raja Abala raja. But there are experts here on the forum in abundance
http://www.vikingsword.com/vb/showth...ght=raja+abala
http://www.vikingsword.com/vb/showth...ght=raja+abala
http://www.vikingsword.com/vb/showth...ght=raja+abala