6-Piece 1/4-20NC Combination Drill Tap Bit Set SAE, Made of High-Speed Steel with Anti-Rust Blackened Coating, Ideal for Soft Metal, Wood & Plastic, 1/4” UNC-20 Thread Size, 1/4” Hex Shank home2023 Avoid using on low surface

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6-Piece 1/4-20NC Combination Drill Tap Bit Set SAE, Made of High-Speed Steel with Anti-Rust Blackened Coating, Ideal for Soft Metal, Wood & Plastic, 1/4” UNC-20 Thread Size, 1/4” Hex Shank home2023 Avoid using on low surface6 Piece 1 4 20NC Combination Drill Tap Bit Set SAE, Made of High Speed Steel with Anti Rust Blackened Coating, Ideal for Soft Metal, Wood & Plastic, 1 4 UNC 20 Thread Size, 1 4 Hex Shank Features1. Combination Drill & Taps Bit Set can be used to tap various threads to including 6 SAE sizes: 1 4 20NC2. They are designed to drill, tap, deburr and counter holes on wood, copper, brass, aluminum, soft material metal sheet and plastic. 3. Equipped with 1