2pcs AA series ER20 1-13MM 1/8"1/4" 1/2" Spring Collet High Precision ER16A Nut CNC Router Engraving Machine Lathe Mill Tools

2pcs AA series ER20 1-13MM 1/8"1/4" 1/2" Spring Collet High Precision ER16A Nut CNC Router Engraving Machine Lathe Mill Tools
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sku: 1005007044233758
$6.99
Shipping from: China