Alliance Knife Inc.
A leading manufacturer of industrial cutting tools and knives formaking and converting of paper, plastics, metal and wood products
http://www.allianceknife.com

Super Tech Ind.
India. Saw blades and knives for ferrous and non-ferrous applications. Products include shearing knives, slitting saw blades, spacing blades, and perforating discs. Services include sharpening and regrinding.
http://www.supertechind.com

Specialised Perforating Services
MANUFACTURERS OF PERFORATING WHEELS & RULES FOR THE PRINT INDUSTRY "INCLUDING MICRO-PERF 20-100TPI"
http://www.specialised.fsnet.co.uk/

SCHOBER GmbH
Rotative Stanzwerkzeuge Rotations-Schneid-, Rill- und -Perforierwerkzeuge Ultraschall-Siegel- und -Schweißwerkzeuge Laser-Schneid- und Perforiersysteme Hologramm-Heißsiegel- und Heißfolienprägeaggregate Hochgenauigkeits-Einbauaggregate
http://www.schober-gmbh.com/

Portdex Exim Pvt., Ltd
India. Diversified company, active in web site development, hosting and promotion, and import and export of machinery and parts. Needle looms, industrial cutters and knives, and slitting and perforating machinery.
http://www.portdex.com/

Ruen Yuan Knives Industry Co., Ltd.
Manufacturer of machine knife, knives/ industrial tool grinders, metal cutter, , machinery/ cutter blade, straight/ circular/ cutting/ plastic rotary/ crusher/ woodworking/ planer/ paper cutting/ metal/ wood knife, knife for plastic and recycling.
http://www.knifeandsaw.com/

Pacific/Hoe
Welcome to the Pacific/Hoe Saw & Knife Company
http://www.pacific-hoe.com/

Perforating Industries, Inc
USA. Custom perforating of vinyl, paper, foam, plastics, leather, and textiles and nonwovens. Standard patterns and die lists, and metric conversion chart.
http://www.perforatingindustries.com/

Stone Perforating Company
Focusing on perforated metal, expanded metal, and EDM manufactoring. Uses 20 perforating lines including slitting, shearing, and leveling.
http://www.stoneperf.com/

Wista GmbH
Perforating machines and tools for stamps, non-woven, synthetic leather, plastic and pvc foils, metal sheets, paper and problem solutions for all demands. Perforating on commission for all kinds of materials.
http://www.wista.com/wista_english/Home.html