Parallel Spline Broach Material: Hss M35 Hardness:Body: 63-65 Hrc, Shank: 42-50 Hrc Pull Type Broach ,Spl Keyway Flat Broach Material: Hss M42 Or Asp 30Hardness-Body: 63-66 Hrc, Shank-42-48 Hrc Pull Typ Quantity: 2