Min. Order Reference FOB Price
1 Piece US$1.32-3.50 / Piece
Product Description
Product Description engraving machine cnc milling machine spring spring collet er20 er25 er32 er40 series spindle motor spring collet 1.Material of ER collets :made of special elastic steel. 65MN &SUJ2 2.ER collets power clamping ability, precision accuracy:0.015mm&0.008mm&0.005mm 3.E32 ...