9mm Box Hd for MTBN2 and MTBN10 Item #: 022285 $115.00 Quantity discounts available QuantityPrice In StockNeed Help?ChatCallThe 9mm box end wrench head fitting is designed to fit the MTBN2 and MTBN10 break-over wrenches. READ MORE Qty -+ Add to Cart Specs Tool Benefits Specs Model:9mm Box Hd for MTBN2 and MTBN10Item #:022285Wrench Head Size (mm):9 The 9mm box end wrench head fitting is designed to fit the MTBN2 and MTBN10 break-over wrenches. Tool Benefits For MTBN2 and MTBN10 break-over wrenches.