Part number: 345702-4 Piston Driver Dimensions: Length 4.4" Width 0.4" Head; 0.235" Body Location 02-12 Features: Heat treated tool steel 6150 - Rockwell hardness 50-52 Fits for:BPT350 (Type 1) Misc BPT350 (Type 2) Misc BPT350 (Type 3) Misc BPT350Z (Type 1) Misc BPT350Z (Type 2) Misc BPT350Z (Type 3) Misc LXTP01 (Type 1) Saw LXTP01 (Type 2) Saw LXTP01Z1 (Type 1) Saw LXTP01Z1 (Type 2) Saw LXTP01Z (Type 1) Saw LXTP01Z (Type 2) Saw TP03Z Misc XTP01Z Misc XTP02Z Misc It has a suitable thickness, a smooth surface, and will not rust. After being used for a long time, it will also look like new.