Our company provide all sorts of pilot bits for HDD pilot hole drilling. For example, single cone pilot bit, tri-cones teeth roller cones pilot bits and eagle claw pilot bits. All bits have high quality and low price. 118-311 mm（4 5/8″－12 1/4″）size is available.
Eagle claw pilot bits. Available Size: 4 1/2", 5", 5 1/2"
Roller cones pilot bits. Available Size: 4 5/8"- 12 1/4"
