4 x 50mm Reisser Cutter Screw PK200

CSK POZI CUTTER SCREW YELLOW 4.0 X 50 CP 25° Degree Point For Immediate Start Two Patented Slots (25MM and Above) Which Prevents Splitting When Screwing Close To The Edge Lubricated,Sharp,Wide,Deeper Thread Giving Quick And Easy Penetration Into All Timbers Re-Inforced Collar To Prevent The Head Snapping Distinct Ribs And Tucks To Self Countersink Into All Timber And Board Materials Yellow Tropicalized To Give a Superior Rust Resistance Against Standard BZP Screws.