spiral burr
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- button specks
- electronic probe sensor
- singing split
- abrasive
- settling off
- wood crib
- linear sweep
- dandy marks,dandy worm
- dynamite paper
- cheese roll
- florist crepe paper
- down stroke,undershoot
- water absorption test
- buff (ing) paper
- streww-strain tester
- pulp purification
- protective paper
- ricing
- setting mortar
- prosenchymatous cell