Water Well Drilling

90 mm DTH Button Bit for Mining and Water Wells

• Size90 mm (3.54 in)
• ConnectionDTH hammer shank not stated

130 mm CIR110 Ball-Tooth DTH Bit for Water Wells

• Size130 mm (5.12 in); CIR110 hammer family
• ConnectionCIR110 DTH shank family

120mm Insert Tricone Bit for Geothermal Drilling

• Size120 mm (4.72 in)
• IADC537

6–12in Insert Tricone Bit for Water and Oil Wells

• Size6–12 in (152.4–304.8 mm)
• IADC447

75mm Concave Three-Wing Drag Bit for Water-Well Drilling

• Size75 mm (2.95 in)

165 mm Mission60 DTH Button Bit for Water Wells

• Size165 mm (6.50 in); Mission60 hammer family
• ConnectionMission60 DTH shank family

158 mm Six-Inch High-Pressure DTH Bit for Water Wells

• Size158 mm (6.22 in); source also states six-inch class
• ConnectionHigh-pressure DTH shank not stated

Choosing Drill Bits for Water Well Drilling

Soft Formation Drill Bit Selection for Clay, Shale, and Sand

Consolidated Formation Drill Bit Selection for Cemented Rock

Unconsolidated Formation Drill Bit Selection for Alluvium and Gravel

How to Choose a Bit for Unconsolidated Water-Well Ground