A tough, two part wood filler based on polyester resin. Long lasting repair for all wood types. Features & Benefits:- Can be stained, painted, varnished or dyed once cured – Chemical curing system ? sets hard in 30 minutes to any depth – Sandable in 30 minutes – High strength; can be drilled, nailed, planed and carved once dry – Good movement capabilities to flex with wood – No shrinking or cracking – Waterproof, suitable for internal and external application.