Material: Pure cupper  high-carbon steel<br />Taper-shank size: 65mm x 22mm / 2.6&quot; x 0.9&quot;<br />Needle hole shape length: 70mcm / 2.8&quot;<br />Needle hook shape length: 66mm / 2.6&quot;<br />Style: taper-shank  fine needle3 pcs<br /><br />The hook or needle can be movethe stripe<br />Very convenient for you change needle<br />Used in Leather Craft or other Heavy Duty Sewing works<br />Used for stitching thick Canvas or Leather<br /><br />Package Included:<br />1 x Taper Shank<br />1 x Needle Hole<br />1 x Needle Hook