Wholesale Four flute auger bit from China
This self-feeding four flute wood auger bit is our leading product, which has some extraordinary advantages as follows:
(1) The four flute auger bits are made of 65#high carbon steel for various woods drilling at 6 times faster than standard flat bits or its 4-flute counterparts.
(2) Full length heat treatment for extra durability.
(3) Cutting spurs of the four flute auger bits are for clean holes with minimal “breakout”.
(4) Hex shank with power groove prevents slipping in drill chuck or bit extension.
(5) The color in the spiral flute can be changed upon customer’s special requests.