TY19977, TY19977-A, TY19977A. Fit for John Deere. Stronger - providing less chance of slipping - ideal for frozen or rusted fasteners. 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 21mm, 22mm, 23mm, 24mm, 27mm, 30mm, 32mm.
