Ruko Twist Drill Type UNI HSSE Co 5

Ø 7.5 x 109 x 69 mm. This high-performance twist drill has been specially developed for portable use in drills and cordless screwdrivers (best performance up to 5.0 mm material thickness). - This high-performance twist drill has been specially developed for portable use in drills and cordless drills (best performance up to 5.0 mm material thickness). The tri-face shank ensures excellent fixation in the drill chuck with little effort. In addition, the shank ensures optimum power transmission. No spinning of the drill bit! The 135º high-performance cutting edge ensures very high centring accuracy, especially in hand-held applications with the cordless drill. The cutting edge prevents slipping when drilling into curved surfaces. Increased battery life by reducing cutting forces. The black bevel increases wear resistance and prevents cold welding and built-up edges. The 40º helix angle enables perfect and fast chip removal and ensures high cutting speeds with increased stability and accuracy. HSS Co 5: High-performance high-speed steel with 5 % cobalt content. High toughness and heat resistance, for drilling in difficult-to-machine materials with a strength of up to 1100 N/mm².