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Catalog · 1,040 SKUs
HDD Bits
Pilot bits, rock bits & specialty bits
Drillworx carries a complete line of HDD pilot bits for every ground condition -- from soft clay to solid rock. Our bits are available in Vermeer and Ditch Witch bolt patterns and range from 3-inch mini bits to 8-inch heavy-duty plates. Whether you need a standard steep taper for utility installation or a Cobble Boss III for rock boring, we have the right bit for the job.
40 Subsections
Browse HDD Bits by type
Pilot Bits - Vermeer Pattern
13Standard 6/7-bolt pattern (1/2"-13) for Vermeer machines
View productsPilot Bits - Ditch Witch Pattern
115/6-bolt pattern (12mm/16mm) for Ditch Witch machines
View productsHellcat Series
8Premium steep taper bits for hard ground conditions
View productsRoughneck Series
18Heavy-duty ripper bits for rock and hard ground
View productsMini Bits
12For Vermeer mini machines (D7x11, D10x15)
View productsCobble Boss Rock Bits
28Spline and pin connection bits for rock boring
View productsDirect Bore & Incredibit
9Premium rock drilling systems
View productsHeavy Duty Plate Bits
53/4" and 1" thick plate bits for demanding conditions
View productsVermeer Pilot Bits (3"-4")
14Standard pilot bits in Vermeer 7-bolt pattern -- 3" to 4" sizes
View productsVermeer Pilot Bits (4.5"-5")
18Standard pilot bits in Vermeer 7-bolt pattern -- 4.5" to 5" sizes
View productsVermeer Pilot Bits (5.5"-8")
4Standard pilot bits in Vermeer 7-bolt pattern -- 5.5" to 8" sizes
View productsVermeer - Extreme Taper & All-Terrain
12Extreme taper conical, all-terrain, and advanced carbide bits in Vermeer pattern
View productsDitch Witch - Steep Taper & Standard Bits
16Standard steep taper, taper, and all-terrain bits in Ditch Witch 5/6-bolt pattern
View productsDitch Witch - Extreme Taper & Carbide Bits
18Extreme taper, serrated carbide, and complete coverage bits in Ditch Witch pattern
View productsDitch Witch 5-Hole 12mm Series
28Full line of 5-hole 12mm bolt pattern bits -- steep taper, button, chisel, and claw styles
View productsChisel Bits
10Hardfaced chisel bits for mixed ground with rock and cobble
View productsDuckbill Bits
7Wide-profile duckbill bits for soft ground steering
View productsTough Bit / Tuff Bit Series
6All-around performance bits for varied ground conditions
View productsDiamondback & Razorback Series
4Premium carbide-studded pilot bits with aggressive cutting action
View productsBulldog Series
4Thick 3/4" plate bits with bulldog-style carbide layout
View productsKenai Dome Series
3Dome-profile bits for rocky and mixed ground conditions
View productsHurricane & Power Tip Series
3Hurricane taper and Power Tip radius bits for medium-hard ground
View productsNo Hardfacing Bits
25Steep taper and extreme taper bits without hardfacing overlay -- for soft to medium ground
View products1" Thick Plate Bits
12Heavy 1-inch thick plate bits with carbide for cobble and hard ground conditions
View products3/4" Plate Bits - Ditch Witch
83/4" thick flat and taper plate bits for Ditch Witch machines
View products3/4" Plate Bits - Vermeer
53/4" thick flat and taper plate bits for Vermeer machines
View productsCompaction Bits
8Small-diameter compaction bits for fiber and micro-duct installation
View productsFinger & Tri-Claw Rock Bits
6Multi-finger rock bits with spline and API connections for hard rock boring
View productsRoller Cone Bits
8Single roller cone bits with spline connections for rock boring
View productsCobble Bits (Spline Connection)
7Spline-connect cobble bits for mixed rock and cobble conditions
View productsDirectional Pilot Bits
4Bent pilot bits for tight-radius directional boring
View productsSpecialty & Utility Bits
16Sharp Shooter, Ultra Bit, Wildcat, Paddle, ITC, SFA, and other specialty pilot bits
View productsReplacement Carbide Cutters & Inserts
44Replacement carbide cutting elements including conical cutters, shark teeth, and insert segments for HDD bits
View productsReplacement Crowns & Rock Points
8Replacement crowns and rock points for pilot bits, cobble bits, and Incredibit systems
View productsDitch Witch Flat & Specialty Bits
4Steep taper and round front flat bits for Ditch Witch machines, plus specialty exchange bits
View productsRebuild & Exchange Bits
14View productsNozzles & Spray Heads
20View productsPiercing Tools
15View productsRock & Frost Chain Assemblies
13View productsGeneral Catalog
572Additional items in this category sourced from our full inventory.
View products
In stock
Featured hdd bits
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100-0065
BIT,CABLE TOOL 6 BTN HARD ROCK W/GA PADS 2 1/4-3 1/4-7
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100-0067
BIT,CABLE TOOL 7 7/8 Z STYLE 2 3/4 X 3 3/4 THRD
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100-0090
VALVE,SNIFTER 1/4 AIR NO LEAD
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100-3802
LABOR,GENERAL/HR
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101-0004
BIT,FOURCONE 8 3/4 OB MT
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101-0005
BIT,TRICONE 6 STEEL TOOTHED SB/OC 3 1/2 REG PIN
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101-0006
BIT,TRICONE 6 NEW STEEL TOOTH OB/OC TYPE1 QH NWP
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101-0050
BIT,MH 4 7/8 STEEL TOOTH DUAL TUBE 2 3/8 REG PIN, BORED & TURNED DOWN FOR DUAL TUBE
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