Cheap And Discounts SL20 SL25 SL32 SL40 ER25 ER32 ER40 SL ER straight shank extension rod type tools holder deep cavity lengthening machining lathe Wholesale. Buy Directly From Merchant ZIMI & CKCNC TOOL Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.