Stanley Surform Flat File 140mm SKU: 251754 MODEL: 5-21-102 Error. try again later You've successfully joined the club $ 29 .94 each Available on orders $50 to $1500. More info × Mitre 10 MSAvailable at Mitre 10 MEGA and selected Mitre 10 stores. Variants Stanley Surform Flat File is made from lightweight moulded plastic. The body design features a slight curve to maximise stock removal from the blade. Features and benefits Quick and easy blade change. Thumb screw for quick blade release. For use on all types of wood, aluminium, plastics, copper and laminates.