Size: 3.5mm x 50mm
Pack of 100
Material: Hardened carbon steel + yellow galvanization.
Drilling Tip (enables light screwing without pre-drilling)
Improved Smooth Cutter (the cutter is responsible for widening the hole in the fastened element?new cutter shape eliminates chip clogging, resulting in less frictional forces reduced tightening torque)
Cutting Notch (the cutting notch is along theentire length of the threadis responsible for breaking the chip and cutting the wood structure during screwing)
Colour: Yellow