Proteco Tool 10 Hss Step Drill/Cone TiAIN Drill Bit 16 mm x 400 mm Metal Drill Bit Set 3 Pieces

• TiAlN multi-step drill set of 3 4-12/4-20 and 4 – 32 mm
• For hard materials including but also stainless steel sheets up to 5 mm
• Titanium Aluminium Nitride Coating for reduced wear
• With radius three surface Enschäfte prevent from slipping through in the drill chuck
• High smooth running – without Ratter brands

Proteco tool made in Germany 3 Piece HSS/TiAIN Professional multi-step drill set 4-12/4-20/4-32 Description: 2 cutting edge HSS multi-step drill bit with helical groove and titanium aluminium Nitride TiAIN) coating. For drilling hard materials but can also be used well Stainless Sheet Steel. With deburring zone (radius) For deburring cutting surface on the back of a three surface shaft to prevent the full Hrutschens in the drill chuck. Perfect for Gratfreien drilling grinding with Nachbohren and Aufweiten pipes, sheet metal and profiles made of steel (Stainless Steel Front Axle Load Stainless Steel Non-Ferrous Metals mild steel plastics and acrylic glass. Technical Data: Material: High-speed steel (HSS) Sizes: 4 – 12 mm 5 different heights (4 6 8, 10, 12 mm) 4 – 20 mm In 8 levels (4 6/8/10/12/14/16/18/20 mm) 4 – 32 mm in 15 levels (4 6/8/10/12/14/16/18/20 22 24 26 28 30 32 mm) Surface: Titanium aluminium TiAIN nitrite coated Shaft: Three surface shaft prevents slippage Shaft Dia. 6, 8, and 1/2 inch (10 mm) Directions for use: up to 5 mm thick Summary: TiAlN Coating for hard materials and increased durability Spiral Groove For Optimal chip extraction especially with nicht brechenden Spänen Smoothness without Ratter brands Aufgela serte Size Guide on the steps Metal case Item number: 90.42 ST88