CNC (Computerized Numerically Controlled) machine tools, CNC (Computerized Numerically Controlled) machine tools, which can rotate and abrade wheels, including drive pulley wheel and idle pulley wheel of a band saw, CNC (Computerized Numerically Controlled) machine tools, which can rotate and abrade drive pulley wheel and idle pulley wheel of a band saw by means of a diamond cutter or abrasive wheel, CNC (Computerized Numerically Controlled) machine tools, which can rotate and abrade drive pulley wheel and idle pulley wheel of a band saw by means of a diamond cutter or abrasive wheel, while said drive pulley wheel and said idle pulley wheel are mounted to the band saw; Mobile CNC (Computerized Numerically Controlled) machine tools, mobile CNC (Computerized Numerically Controlled) machine tools that can rotate and abrade drive pulley wheel and idle pulley wheel of a band saw, Mobile lathes; Lubrication systems for lubricating band saws and saw blades; Lubrication system for lubricating the inside and outside of a saw blade or circular saw; automatic and manual oil metering devices for band saws and saw blades, automatic and manual oil devices for band saws, cicular saws, and saw blades for sawmills and planeries; Lubrication and scraping system for removing deposits on the tool parts included in band saw lines and circular saw lines, in particular removal of deposits from wheels forming part of the circular saw lines and band saw lines; Thrust slats, wear parts and spare parts for band saws and circular saws, especially for band saws and circular saws for band saw lines and circular saw lines, especially guide blocks, felt, scrapers for pulley wheels, blades scrapers, guide plates, gears, shafts, rollers, bearings, attachments for saw blade guiding, band saw wheels, pulley wheels and saw blades; guide blocks for controlling temsion of a saw blade from one side only of a saw blade of a band saw, Guide block assembly for a saw band of a band saw, in particular a guide block assembly with two spaced apart thrust slats; Saw blade guides, including bracket and attachments, in which a guide block for the saw blade of a band saw is mounted; Scraper to keep the saw shavings away from the saw blade and the pulley wheels; Feed cassettes for controlling the feed of wood on band saw lines, including feeding cassettes with three, four or six rollers; Hydraulically or electrically driven feed cassettes for controlling feed of the wood on band saw lines; Machine tables with or without tilt function, in particular machine tables for use in band saw lines; Self-centering machine tables to guide wood accurately past a saw blade in a band saw line.