Includes specially hardened large diameter wheels and an easy-grip handle to make removing extra mortar fast and easy. The hardened nail is adjustable to achieve various depths. The hardened nail is replaceable with any hardened masonry nail that will fit. Features & Benefits:Specially hardened large diameter wheels.Easy-grip handle to make removing extra mortar fast and easy. Hardened nail is adjustable to achieve various depths. Hardened nail is replaceable with any hardened masonry nail that will fit. Model No. SR705 Specifications: Model No SR705 Brand: Premier Nett Weight: 0.25kg