TOP Industrial Wrench Set of 3mm with (TOP) Ultra-Thin 5, Thick, Holder, CU-5000

Material: Metal Item Weight: 190g For replacing or adjusting casters on chairs, carts, desks, etc. For replacing disc grinder grinding wheels, wire brushes, power tools such as circular saws, etc. Set contents: 8mm x 9mm / 10mm x 12mm / 11mm x 13mm / 14mm x 17mm / 19mm x 21mm dedicated holders