4mm B1 5mm B1 6mm C1 8mm C1 Broaches with 13 Collared Bushings + 5pcs shims for CNC Machine. 4 broaches: 4mm B1, 5mm B1, 6mm C, 8mm C. 13 Collared bushings: B1-12,14,15,16, C-18,19,20,22,24,25,26,28,30. 4 broaches and 13 bushings = 26 keyway combinations. The item "22pcs Keyway Broach Bushing Shim Set Metric System 12-30 HSS Keyway Tool CNC M" is in sale since Friday, June 21, 2019.This item is in the category "Business & Industrial\CNC, Metalworking & Manufacturing\Metalworking Supplies\Broaches\Keyway Broaches". The seller is "mywelllife" and is located in ShenZhen. This item can be shipped to United States, all countries in Europe, all countries in continental Asia, Canada, Mexico, Australia.