Recommended Hole Sizes for Thread Cutting Screws / TFS Screw sizes from 5/16-24 through 3/8-24
These charts are Industry Guidelines.
These specifications may not be suitable for your special application.
*Values listed are for #410 corrosion resistant screws in high
tensile stainless steel.
Engineered Components Company 1100 Davis Rd. Elgin, IL 60123
Phone#847-841-7000 Fax#847-841-7007