Type 25 Screw This RFQ was sourced on www.MFG.com in USA for Thread Cutting Screws Buyer is in search of Type 25 Screws, Steel/Zinc. Flat Head Socket Driver with undercut. Buyer Information Industry Machinery and Tools City/Region Depew, New York Country USA RFQ RFQ Number 646557 Material Carbon Steel Technical Specifications Category Thread Cutting Screws Dimensions Get quotes online for manufacturing services at MFG.com from machine shops, fabricators, job shops and contract manufacturers. MFG.com connects buyers and suppliers when the buyer has a need and the supplier has the right expertise and capacity. MFG.com analyzes all engineered parts and RFQs for improved manufacturability and to ensure quality and a quick quoting experience. Thread Cutting Screws: Thread cutting screws are machine screws with a hardened thread cutting tip. They are used in pre-drilled as well as solid materials.