Tender For supply of flat key way broach for 12. 200mm width, drg. no. 202138, material asp-2030 and with alcrn coating. , round with 3 flat broach material: asp 23 hardness: body 63-66 hrc shank 42-48 hrc pull type broach , combination broach round with square, i pass drg. no. 402102-01 , combination broach drg. no. 402106 , square broach material: hss m42, hardness: body 63-66 hrc, shank 42-48 hrc pull type broach as per d