TIMCO Classic Multi Purpose Screws PZ Double Countersunk 4.5 x 25 Gold Box of 200

Specifically Designed As A Multi-Purpose Product The 25 Sharp Point Special Thread Design Lubrication And Corrosion Resistant Plating Ensures The Screw Will Consistently Perform Efficiently In Hardwood Chipboard Mdf Plastic And Thin Sheet Metal Whilst Offering Exceptional Holding Power.Double Countersunk Reduces The Likelihood Of Head Shear And Assists Completion Of CountersinkingPatented Lubrication Designed To Enhance Screw Insertion Time And Provides Greater Resistance To Corrosion40 Deep Single Thread To Provide A Secure Fixing With High Pull-Out ResistanceSurface Hardened Up To 750 Hv To Prevent Torque Shearing Under Load And A Core Hardness Of Up To 450 Hv For Improved DuctilitySingle Slash On 25Mm+ To Reduce Torque And The Likelihood Of The Timber Splitting When The Screw Is Inserted Close To The EdgeAll Sizes Up To And Including 75Mm Are Fully Threaded And Lengths 80Mm And Above All Have 70Mm Thread LengthSee `More Information` below for sizing and Colour detailsSpecificationPackaged Width = 72mmFinish = Zinc & YellowMaterial = Carbon SteelType of Point = 25° Sharp with Single SlashHead = Double CountersunkLength = 25mmThread Diameter (metric) = 4.5mmPackaged Weight = 0.36kgThread Length (metric) = 20mmPackaged Height = 56mmPackaged Length = 92mmLength (metric) = 25mmDriver Bit Size = PZ2Type of Recess = PoziHeight = 4.5mmWidth = 4.5mmPTDTIM45025CLAF

Double countersunk reduces the likelihood of head shear and assists completion of countersinking Patented lubrication, designed to enhance screw insertion time and provides greater resistance to corrosion 40° deep single thread to provide a secure fixing with high pull-out resistance Surface hardened up to 750 HV to prevent torque shearing under load and a core hardness of up to 450 HV for improved ductility Single slash on 25mm+ to reduce torque and the likelihood of the timber splitting when the screw is inserted close to the edge