HSS Drill bit Titanium Coated Jobber length twist drill bit3/16" -10 Pcs/Pack Description Drill Bits Size: 3/16"(Diameter) x 2-5/16"(Flute Length) x 3-1/2"(Overall Length) Quantity/Package: 100Pcs in a Package. Material: HSS High Speed Steel is the best material with heat-treatment for drilling various of hard material, such as steel, iron, copper, metal, plastic.. Surface Treatment: The Titanium nitrided flute improve the hardness of drill bit for easier and fast drilling performance and quicker chips removal during drilling application. 135 Deg.Split Point: No center punch is needed-- the aggrevsive 135 Deg.Split Point quick-cut points are self-centering and penetrate quickly with less pressure for easy drilling without "walk" or"wander".
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