K-Tech Mfg., Inc
Manufacturer of standard and specialty cold-headed fasteners including studs, bolts, wood screws and thread rolling screws.
http://www.ktmi.com

Micro Fasteners
Suppling hobbyists locknuts, washers, machine screws, fasteners, rivets, and wood screws at discount prices. Discounts for volume purchases.
http://www.microfasteners.com/catalog/index.cfm

Leland-Powell Fasteners, Inc.
Suppliers of industry standard and semi-standard parts ranging from hex heads to clevis pins from 3/16" through 5/8" diameter and 5-1/4" in length.
http://www.lelandpowell.com/

MMS and Accessories
A Complete Line of stainless steel hardware, stainless steel bolts, stainless steel washers, stainless steel screws, stainless steel tubing, stainless steel fasteners, street rod parts, stainless steel exhaust, and stainless steel muffler clamps.
http://www.mmsacc-stainless.com

McFeely's Square Drive Screws
Quality, hard-to-find screws and fasteners, Festool Power Tools and more. Same-day shipping, secure online ordering.
http://www.mcfeelys.com/

Roton Products, Inc.
Manufacturer of high quality lead screws, acme screws, ball screws, worms, nuts, and other power transmission thread forms. Most items in stock and available for purchase on-line.
http://www.roton.com

Nook Industries
Nook Industries manufactures linear actuators for the motion control industry. We offer: ball screws, acme thread screws, worm gear screw jacks, linear slide systems, lead screws, electric cylinders, linear guide components and more.
http://www.nookindustries.com/

Bryce Fastener
Bryce Fastener Inc. is the World Leader in Security Screws, Security Fasteners, and Tamper Resistant Screws. Call Today: 1-800-558-1082
http://www.brycefastener.com

Chu Hua Industrial Co. Ltd.
Chu Hua is a ISO 9002 factory,and laboratory has been accrediting for 8 years. We can offer automobile parts, structure and electronic Parts. We have large capacity on production and warehouse. Welcome your visiting.....
http://www.chuhua.com.tw

Screwproducts.Com
Screw Products, Inc stainless steel, ACQ compatible and interior multipurpose use "Star Drive" wood screws, composite deck screws, decking products & more!
http://www.screw-products.com/