Sealey Air Needle Scaler Composite Pistol Type Model Number: SA660 In-use data available Suitable for cleaning heavy paint and rust scale from metal surfaces. Composite housing protects user from chill and helps to reduce vibration. Soft grip handle and in-line handle provide added comfort and control. Replacement needle sets available. Compare View Product Sealey Air Needle Scaler - Pistol Type Model Number: SA50 In-use data available Pistol type scaler suitable for cleaning heavy paint and rust scale from metal surfaces. Removable needle head allows use as a standard air hammer but requires additional chisel set and spring retainer (not included). Features variable speed trigger control. Replacement needle sets available. Compare View Product