HSS Titanium Coated Step Drill Bits Set,Shank 1/4" & 3/8"
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<br />Features:
<br />1. Unique ladder structure, 1/4”&amp; 3/8&quot; round shank. Straight grooves.
<br />2. Automatically Deburrs Holes. Two-flute Design Gives You Faster, Smoother Cutting.
<br />3. Titanium Nitride Coating for Cooler Running, can effectively extend the service life of the drill bit.
<br />4. Suitable for the workpiece 25 ° or less . Suitable for carbon plate, sheet iron, steel plate.
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<br />Specifications:
<br />Material: HSS 4241
<br />Shank :1/4&quot; &amp; 3/8&quot; Round Shank
<br />Surface treatment:Titanium
<br />Size:    3/16-1/2''---1/8, 5/32, 7/15, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 13/32, 7/16, 15/32, 1/2
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<br />Package Include:
<br />1 x Stepped drill<p> <b><b><img src="https://contestimg.wish.com/api/webimage/58c12ec6a82bf153ae4e39f5-original.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/58c12ec6a82bf153ae4e39f5-1-original.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/58c12ec6a82bf153ae4e39f5-2-original.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/58c12ec6a82bf153ae4e39f5-3-original.jpg></b></b></p>