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Keywords: Planing and thicknessing machine (Carpentry and Joinery, 1925).jpg A machine for production-grade work at surface planing and thicknessing Cutter head is of large diameter balanced uses high-speed steel cutters and runs at 9 000 rpm The thicknessing feed rate is variable through a gearbox to 25 40 or 60 feet per minute adjustable when moving The tables are 6 feet long overall 8 64 IV Planer-thicknessers |