RUKO KES-Bit-HSS-90°-20,5mm upotusporanterä

Countersink bit with 90° cutting angle and 20.5 mm cutting diameter, precision-ground from solid HSS-XE high-speed steel for clean countersinking, deburring, and chamfering in a wide range of materials.

Advantages

Three-flute design ensures smooth cutting action and excellent chip evacuation. The bright, uncoated finish reduces friction and prevents material build-up, while the cylindrical shank fits standard drill chucks and collets.

Suitable for

• Steel and stainless steel
• Cast iron
• Non-ferrous metals
• Plastics
• Wood

Key specifications

• Cutting diameter: 20.5 mm
• Cutting angle: 90°
• Shank diameter: 10 mm
• Overall length: 63 mm
• Number of flutes: 3
• Standard: DIN 335 C
• Material: HSS-XE

Recommendations

Use with a drill press or hand drill at moderate speed. Apply cutting fluid when working with stainless steel to extend tool life.