XMHF 33mm High Speed Steel 1/2" Reduced Shank Drill Bit Black Oxide Finish

Widely Applicable: a reliable 33mm hss 1/2 reduced shank drill designed for a broad range of materials in the steel and iron. Suitable for production, maintenance or portable drilling operations. , Black Oxide Surface: treated with a wear-resistant black oxide that increases lubricity. , Powerful Cutting Ability: this high speed steel drill are suitable for most general-purpose applications and have abrasion resistance and toughness. , Efficient: sharp and twisted flute will make drilling easier and more efficient. , Precision manufacturing: precise grinding to achieve a high degree of concentricity between the handle and the body diameter.