This is the recommended tool for the following parts: CSH0256, CSH0256P, CSH0256AD, CSH0256A286, CSH0256A286P
SRW08 W4-A is a drive wrench for positioning compatible inserts during installation. Compatible with CSH0256, CSH0256P, CSH0256AD, CSH0256A286, CSH0256A286P. This is an old Anemo part. Please use CSHW02