This is the recommended tool for the following parts: CSHM12X1.25, CSHLM12X1.25, CSHM12X1.25AD, CSHLM12X1.25AD, CSHM12X1.25A286, CSHLM12X1.25A286
SRMW1212R is a removal tool/drill for removing the remaining knurled section during insert replacement. Fits CSHM12X1.25, CSHLM12X1.25, CSHM12X1.25AD, CSHLM12X1.25AD, CSHM12X1.25A286, CSHLM12X1.25A286. This is an old Anemo part. Please use CSHRTM12