10-piece Set of Cobalt-containing Twist Drill Straight Shank High-Speed Steel with Cobalt M35 Fully Polished Special Stainless Steel Metal Reamer Drill 10pcs

10-piece set of cobalt-containing twist drill straight shank high-speed steel with cobalt M35 fully polished special stainless steel metal reamer drillFeatures:Titanium steel has strong corrosion resistance and bright appearance. It is a special steel that does not harm the human body. It is non-magnetic, wear-resistant, and durable.Product use:used for drilling aluminum, iron, steel, copper, plastic, etc.Product :-Name: Twist drill-Size: 1.0-3.3 mm-Material: Titanium-Surface treatment: Cobalt-Quantity: 10Package instruction:10-piece set:2* 3*62mm,2* 2.5*57mm2* 2*49mm,2* 1.5*40mm2* 1*34mm

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