Bahco Chainsaw Chain File 4.0mm Silver SKU: 251124 MODEL: 168-8-4.0-NZ Error. try again later You've successfully joined the club $ 5 .56 each Available on orders $50 to $1500. More info × Mitre 10 MSAvailable at Mitre 10 MEGA and selected Mitre 10 stores. Variants 4.0mm chainsaw file. Features and benefits 4.0mm round chainsaw file. Sharpens the cutting tooth on chains. For 5/32 inch chain.