HEPA Filter for CS 1225 H, CS 1445 H. CS Unitec, Inc. specializes in industrial power tools and safety tools for construction and industry. Innovation and high quality are synonymous with CS Unitec's power tools. In 1991, the company invented the first pneumatic portable band saw. CS Unitec has added to its list of industry firsts with the widest range of portable magnetic drills and hand-held concrete core drills. The line also includes surface preparation tools for metal, concrete and masonry, air, electric and hydraulic portable band saws, reciprocating saws, hack saws, nut runners, rotary hammer drills, rolling motors, non-sparking safety tools, portable mixers and dust extraction vacuum systems. Please click on the CS Unitec link at the top of this page to see more quality products from CS Unitec.