8-piece HSS-Co Twist Drill Bit Set with 1/2" Shank

Description

Set of NWKa twist drills with a cylindrical shank. The set includes drills in sizes 14, 15, 16, 16.5, 19, 20.5, 22, 25.5 mm. The drills are manufactured entirely by grinding, ensuring high accuracy and straightness of holes. Application: For industrial use, including drilling holes in hard alloy and non-alloy steels, stainless and acid-resistant steels, heat-resistant austenitic steel, titanium and titanium alloys, structural steels, grey and spheroidal cast iron, tin-zinc bronze, aluminum bronze, zinc alloy, graphite, sintered powder metals, alpaca, and wood. Product characteristics: Made of HSS high-speed steel with 5% cobalt admixture. Increased elasticity and high resistance to abrasion and torsional stress. 130° tip angle ensures precise and fast cutting of the processed material. Allows high-precision drilling at higher speeds. Technical data: Material: HSS-Co high-speed steel with 5% cobalt content. Shank: cylindrical 1/2" (fits chucks from 13mm). Tip angle: 130°. Drill sizes: 14, 15, 16, 16.5, 19, 20.5, 22, 25.5 mm. Cutting direction: right-hand. Production method: milled. Finishing treatment: ground.