High quality line pins for setting coarse lines of brickwork. Made from carbon steel and drop-forged to provide extra strength. Convex blade holds line firmly by the wall. Blade is hardened to prevent snapping or bending, providing a long working life. Each blade is ground to aid in knocking the line pin into walls. Upset-forged, extra wide diameter head allows for an easier strike and helps prevent slipping blows. Fully chrome-plated finish prevents premature rusting. Drop-Forged Carbon Steel Construction Hardened Blades Wide Diameter Heads Made in Sheffield Chrome-Plated Drop-Forged Carbon Steel Construction Hardened Blades Wide Diameter Heads Made in Sheffield Chrome-Plated