THE Product Line SelfDrilling ScrewsMade In USA（产品线SelfDrilling ScrewsMade在美国）.pdf

THE Product Line Product Line Self-Drilling Screws Made In USA Product Description Selecting the Length of the Drill Point Self-drilling fasteners eliminate separate drilling and tapping It is important that the correct point length is selected with self- operations for faster, more economical installations. Tanner drilling screws, because drilling and tapping operations should Bolt Nut Corp. offers the most complete selection of self- not occur simultaneously. For optimum performance, the drilling drilling fasteners made in the United States by Parker-Kalon operation must be completed and the lip of the drill point must ® have fully penetrated the material before thread engagement and Elco . begins – or the result is a stall-out or point burn-up. Advantages • Save Time and Money - Eliminate separate drilling and How to Measure Material Thickness tapping operations for faster, more economical installations. • Starts Exactly Where It Is Placed – State of the art for