These contact tips 140.0217 / 140.0445 / 140.0536 140.0590 / 140.0656 / 140.0679 are made of Chrome Zirconium (CZ) material that has higher conductivity, superior strength and retain hardness, even at high temperatures, for 3X life in high duty cycle applications. They are available for wire sizes from .035"(0.9mm) to .094"(2.4mm). Tip dimensions; D=3/8"(10mm) L=1 3/16"(30mm) Thread=M8 Suitable for use with any Binzel® K&K® or NuTecsys® style Mig gun, models 36, 38, 401, 501 or 455 series. Standard packaging 10 pcs. per pack. Contact Tip Binzel® Style 262-CZ (10-Pack) 140NxxxxCZElsewhere: $ 18.40Welding Direct Price Select: 140N0217(.035")140N0445(.045")140N0536(.052")140N0590(.062")140N0656(.078")140N0679(.094") Additional discounts may be available for volume orders. To speak with a customer service representative for details, call, toll free, 1-866-568-3170 . Welding-Direct.com is in no way affiliated with the above named manufacturers. References to named machines, torches, welding guns and numbers is for your convenience only. Most parts advertised for sale are made by or for Welding-Direct.com; other parts, as indicated, are original parts (OEM) and are simply being resold by welding-direct.com. Copyright 2004 Welding-Direct.com. All rights reserved. Details on our Free Delivery policy may be found on our Information page.