Guhring HSS Taper Shank Thru Coolant Beam Drill Point

Description

Twist drills with coolant duct, flute length to company standard HSS / Ø 22.000 mm h8 / MK-3 / Company std. / Surface: steam tempered / Cutting direction: right-hand / relieved cone 170°
Execution: Web thinning ≥ Ø 8.000 mm • relieved cone • special point geometry with 170° point angle and 90° centre point • very good self-centering • axial and radial coolant supply through morse taper shank (similar to DIN 228 form BK) • opening and closing the necessary coolant supply possible with the supplied screw
Application: optimised for the machining of steel beams on beam drill-saw lines • steel and cast steel, grey cast iron • austenitic steels up to 800 N/mm²