Chipboard Countersunk Screws Are Coarse Threaded Screws Made From Carbon Steel Or Stainless Steel. They Are Created To Fasten Low, Medium And High Density Chipboard And Are Often Used For Cabinetry And General Woodworking.***Appearance: Square Recess In The Head..*Tool Required: Square (Robertson) Driver Or Bit (Typically #1, #2, #3). ***Key Features: **Hardened To Prevent Breakage. *Sharp To Ensure Easy Penetration Into Wood. *Nibs For Counter Sinking Purposes And Grip. *2/3 Thread To Ensure Optimal Joining Of Boards. *High Quality Bits, Specifically Designed To Prevent Stripping.***Sizes Available: *Cbc Pozi Zp No6 3.5mmx16mm *Cbc Pozi No6 3.5mmx30mm *Cbc Pozi No6 3.5mmx40mm *Cbc Pozi Zp No8 4.2mmx16mm *Cbc Pozi No8 4.2mmx30mm *Cbc Pozi No8 4.2mmx40mm *Cbc Pozi No8 4.2mmx50mm *Cbc Pozi No8 4.2mmx60mm *Cbc Pozi No8 4.2mmx70mm *Cbc Pozi No10 5.0mmx75mm
