This is the recommended tool for the following parts: CSHM3X0.5, CSHLM3X0.5, CSHM3X0.5AD, CSHLM3X0.5AD, CSHM3X0.5A286, CSHLM3X0.5A286
SRWPBTM3 is a hand broach for manually preparing counterbore serrations. Compatible with CSHM3X0.5, CSHLM3X0.5, CSHM3X0.5AD, CSHLM3X0.5AD, CSHM3X0.5A286, CSHLM3X0.5A286. This is an old Anemo part. Please use CSHBTM3