Material: The black chamfer is made of carbon steel, and the titanium-plated twist drill is made of high-speed steel. The whole is quenched, and the hardness is reliable!
Product model: 5#, 6#, 8#, 10#, 12#,
With a wrench
The diameter of the gold drill bit corresponding to the chamfer:
8#: 2.5 mm
4pcs: 6#, 8#, 10#, 12#
5pcs: 5#, 6#, 8#, 10#, 12#
Usage: The handle is a 1/4 hexagon handle, which can be used with electric drills and bench drills. After drilling a hole on the board and screwing into the board, the nut will sink into the plane of the board and will not protrude from the board.
1. Manual measurement, please allow 1~2mm error, thank you.
2. Due to the differences between different monitors and the beautification of the pictures, the pictures may not reflect the actual colors of the items. Please allow a little color difference.
3. If you have any demand for more products, please contact us.
4. If you have a problem with the product, please contact us to handle it for you before the evaluation