Unikut Step Drill Straight Flute 5-25Mm | Accessories - Straight Flutes (Metric) Thread Repair They leave a swirl pattern

They leave a swirl pattern in the metal

Rubber Sanding Block provides a firm attachment for sanding jobs that demand a hands on approach

CBP04 - 16mm Head 27mm Length 6

providing ease of use and a smooth performance

Unikut Step Drill Straight Flute 5-25Mm | Accessories - Straight Flutes (Metric) Thread Repair They leave a swirl patternSTRAIGHT FLUTE STEP DRILLS The Titanium Nitride coating significantly increases the tool life by providing the following benefits: Increases surface hardness to 85HRC Ceramic surface reducing friction by up to 30% Especially resistant to cold welding. Suitable for cutting a wide range of materials. Sizes Included: 5 7 9 11 13 15 17 19 21 23 25mm Step Length: 3. 0mm Overall Length: 83. 0mm Shank: 10mm