Used In Masonry Materials That Expand Once Inserted; Hole To Be Pre-Drilled M5 Uses 9mm Drill Bit; When Tightning The Bolt; Nut Is Pulled Into Shell; ..
Tekscrews Also Known As Self Drilling Screws; Drill Their Own Pilot Hole In Thin Sheet Metal. Tekscrew Design Features Pointed Drill Bit At Top Of Scr..
Used In Masonry Materials That Expand Once Inserted; Hole To Be Pre-Drilled M10 Uses 16mm Drill Bit; When Tightning The Bolt; Nut Is Pulled Into Shell..