Selecting a pneumatic piercing tool requires matching project-specific variables — conduit diameter, bore distance, soil conditions, depth, compressor capacity, and jobsite access — to verified tool specifications rather than fleet habit or regional convention alone.
Why tool selection requires project information
Pneumatic piercing tool selection should follow project data — not habit, regional convention, or whatever model happens to be on the trailer. Each crossing segment presents a unique combination of conduit size, bore distance, soil conditions, depth, access constraints, and compressor availability.
Underspecifying a tool may result in incomplete bores, excessive deviation, or conduit that does not fit the completed pathway. Overspecifying may increase soil disturbance, launch requirements, and compressor demand beyond what the segment requires.
This guide outlines the project variables that matter and how they relate to BORVEX BX Series models. It does not recommend a specific model automatically — contact BORVEX with complete project details before ordering or operating any tool.
Conduit outside diameter
Conduit outside diameter is a primary selection input. The tool must create a bore that provides adequate clearance for the installed product while maintaining displacement control in the soils present on site.
Review conduit specifications, sleeve requirements, and local utility standards together. Multi-duct configurations, pull tension, and installation method may require additional bore clearance beyond the conduit diameter alone.
Compare conduit outside diameter against each candidate model's recommended bore diameter in the technical data sheets. The Compare page provides side-by-side verified specifications for BX60 through BX140.
Bore distance
Expected bore distance influences tool selection, alignment planning, and method suitability. Pneumatic piercing tools are typically selected for short crossings rather than long trunk-main installations.
Longer displacement bores increase deviation risk and air consumption over the run. When bore distance approaches the upper range for displacement boring, evaluate alignment requirements and soil consistency along the full path.
Provide the planned bore distance when contacting BORVEX. Distance should be measured along the intended bore path — not surface distance alone when depth and alignment differ from the surface route.
Soil conditions
Soil type, moisture, and consistency along the full bore path are primary performance factors. Pneumatic piercing tools are intended for compactable soils where repeated impacts can displace material.
Document available soil information — test pits, borings, contractor experience, or geotechnical reports — when evaluating tool fit. Variable soil along the route may change tool behavior mid-run.
Solid rock, large cobbles, boulders, and uncontrolled fill with debris may indicate that pneumatic piercing is not appropriate for the segment regardless of tool model.
Required depth
Required bore depth affects launch pit design, alignment, utility clearance, and tool selection. Depth requirements come from project specifications, utility standards, frost line considerations, and local codes.
Launch pit depth and tool orientation at the surface influence the bore trajectory on displacement-style tools. Verify that planned depth is achievable with the selected method and alignment before committing to a model.
Include target depth and any depth profile requirements when submitting project details to BORVEX.
Existing utilities
Complete utility locates are a prerequisite before tool selection and mobilization. Known utilities along the bore path define clearance requirements and may influence whether displacement boring is appropriate.
Pneumatic piercing tools follow a generally straight path with limited mid-run correction. Adequate clearance must exist along the planned trajectory — not just at the launch and receiving points.
Document known utility locations, clearance distances, and any conflict concerns when requesting BORVEX application review.
Launch and receiving space
Both ends of the crossing require access for pit excavation, tool positioning, and recovery or product installation. Constrained lots, existing structures, and surface obstructions may limit pit placement.
Evaluate whether adequate space exists for launch and receiving pits at the planned alignment and depth. Access constraints may require alignment adjustment or method change even when soil and conduit requirements otherwise support piercing.
Photographs, site sketches, or lot dimensions help BORVEX assess access during application review.
Compressor output
The available compressor must sustain required air flow at working pressure throughout the bore. Undersized compressors cause pressure drop, slow cycle rates, and incomplete crossings.
Each BX Series model publishes air consumption and recommended compressor guidance in its technical data sheet. Compare available compressor output against these requirements before mobilization.
Account for hose length, hose diameter, and any simultaneous air demand on the jobsite when evaluating compressor adequacy.
Operating pressure
Each pneumatic piercing tool operates within a published air pressure range. Operating outside manufacturer pressure guidance increases wear and may affect warranty coverage.
Verify that the available compressor can deliver sustained pressure within the tool's published operating range. Initial pressure at the gauge does not confirm sustained delivery under load.
Review operating pressure requirements in the technical data sheet for the candidate model — do not assume all BX Series models share identical pressure ranges without verification.
Air consumption
Air consumption varies by model and operating conditions. Higher-consumption models require correspondingly larger compressor capacity to maintain cycle performance throughout the run.
Published air consumption values appear in each model's technical data sheet. Compare these against compressor sustained output — not peak rating alone.
Longer hose runs and smaller hose diameters reduce effective pressure delivery, which may require compensating with larger compressor capacity or shorter hose configuration.
Hose size and length
Hose diameter and length are part of the air delivery system, not accessory details. Smaller diameter or longer runs increase pressure drop between the compressor and the tool.
Use rated hose and connections matched to tool requirements and manufacturer guidance. Inspect hose condition before each use and replace damaged sections.
Document planned hose length and diameter when contacting BORVEX — these affect compressor matching recommendations.
Tool diameter
Tool body outside diameter defines the base bore dimension created by soil displacement. BORVEX BX Series models span a range from the compact BX60 through the heavy BX140.
Larger tool diameters displace more soil per advance and support larger conduit installations but require corresponding air supply, launch space, and handling capability.
Match tool diameter to conduit requirements and bore specifications — not to the largest model available. Review outside diameter and recommended bore diameter in technical data sheets for each candidate model.
Tool weight and handling
Tool weight affects handling in the launch pit, transport logistics, and crew requirements. Larger BX Series models require corresponding handling capability on site.
Evaluate whether the crew can safely position and recover the selected model in the planned pit configuration. Handling equipment, pit dimensions, and crew size all factor into practical tool selection.
Published tool weight appears in each model's technical data sheet. Review weight alongside access and handling constraints before specifying a model.
Transport and crew considerations
BX Series tools transport readily compared to larger trenchless equipment. Confirm that vehicle capacity, tie-down requirements, and delivery logistics support the selected model.
Crew size and experience level influence practical field performance. Smaller tools may suit two-person crews on residential drops; larger models may benefit from additional handling support in the pit.
Fleet programs evaluating multiple models should consider whether crew training, maintenance parts inventory, and compressor inventory can support the selected model mix.
Documentation and maintenance
Maintain technical data sheets, service records, and warranty documentation for each tool in the fleet. Documentation supports warranty claims, resale value, and consistent maintenance intervals.
Wear parts — seals, rings, and impact-related components — require periodic replacement per the service manual. Confirm parts availability for the selected model before committing to fleet expansion.
BORVEX provides technical data sheets through the Downloads Center and application support through Technical Support.
Model comparison process
A structured comparison process reduces selection errors and supports consistent fleet decisions across project types.
- Gather conduit diameter, bore distance, soil data, depth, and access information for the specific segment
- Review technical data sheets for BX60 through BX140 on the Downloads Center or Compare page
- Compare recommended bore diameter and air requirements against project variables
- Verify compressor capacity against published air consumption for candidate models
- Assess handling, transport, and crew requirements for each candidate
- Contact BORVEX with complete project details for application confirmation
- Do not specify a model until BORVEX confirms fit for the segment
BX60 overview
The BORVEX BX60 is the most compact model in the BX Series, designed for contractors who need a portable tool for smaller underground utility installations. It occupies the smallest footprint in the series.
The BX60 suits precision trenchless work where access is limited and portability matters — residential drops, small-diameter conduit runs, and short crossing applications on suitable soil.
Review the BX60 technical data sheet for verified outside diameter, recommended bore diameter, air consumption, operating pressure, and compressor guidance. Do not rely on general descriptions alone for specification decisions.
BX75 overview
The BORVEX BX75 is a professional-grade pneumatic piercing tool designed for accurate underground utility crossings. It represents the mid-compact tier of the BX Series with broader application range than the BX60.
Contractors select the BX75 for fiber optic conduit, gas and water service lines, electrical conduit, and roadway crossings where a proven professional platform is required.
Review the BX75 technical data sheet for verified specifications. The BX75 product page and Compare tool provide confirmed operating dimensions and air requirements.
BX90 overview
The BORVEX BX90 is a mid-size pneumatic piercing tool combining greater tool mass and bore capacity for contractors moving beyond compact-model applications.
The BX90 suits conduit, telecom, electrical, and general service-crossing applications where mid-size tool diameter and increased displacement capability are required.
Review the BX90 technical data sheet for verified outside diameter, recommended bore diameter, air consumption, and compressor guidance before specifying this model.
BX105 overview
The BORVEX BX105 is a heavy utility pneumatic piercing tool designed for larger trenchless underground installations. Its increased tool body size and mass support demanding conduit and utility crossing projects.
The BX105 targets contractors performing larger underground utility work — fiber backbone segments, telecom infrastructure, electrical distribution, and municipal utility crossings — where a heavier platform is specified.
Review the BX105 technical data sheet for verified dimensions, air requirements, and recommended bore diameter. Contact BORVEX to confirm application fit for demanding crossings.
BX120 overview
The BORVEX BX120 extends the heavy utility tier of the BX Series with a larger tool body for contractors requiring increased bore capacity and tool mass on demanding crossings.
The BX120 is intended for professional underground contractors performing larger conduit installations and utility crossings where mid-size and compact models may not provide adequate displacement capability.
Review the BX120 technical data sheet for verified specifications. Contact BORVEX with project details before specifying this model for any crossing segment.
BX140 overview
The BORVEX BX140 is the largest model in the BX Series, designed for the most demanding trenchless underground utility installations within the pneumatic piercing product category.
The BX140 provides the greatest tool body diameter and mass in the series for contractors requiring maximum displacement capability on heavy utility and infrastructure-scale crossings.
Review the BX140 technical data sheet for verified outside diameter, recommended bore diameter, air consumption, and compressor requirements. Application confirmation from BORVEX is essential before specifying the BX140.
Information to send BORVEX
Complete project information enables accurate application review and model confirmation. Provide as much of the following as available when requesting BORVEX support or a quote.
- Conduit outside diameter and product type
- Planned bore distance along the intended path
- Soil type, moisture, and any available geotechnical data
- Required bore depth and alignment requirements
- Utility locate results and clearance concerns
- Launch and receiving pit access details or site photos
- Available compressor output, hose diameter, and hose length
- Project location, timeline, and quantity requirements
- Any regulatory, permit, or restoration constraints
BORVEX BX Series overview
BORVEX manufactures BX Series pneumatic piercing tools for underground conduit and utility pathway work. Brief model summaries below use centralized BORVEX technical data. Contact BORVEX to confirm application fit before specifying any model.
Final tool selection depends on conduit outside diameter, bore distance, soil conditions, required depth, compressor output, hose configuration, launch and receiving space, existing utilities and jobsite requirements. Contact BORVEX before selecting or operating a model.
BX60
- Outside diameter
- 60 mm
- Recommended bore
- 40–140 mm
- Air consumption
- 0.6–1.2 m³/min
BX75
- Outside diameter
- 75 mm
- Recommended bore
- 40–140 mm
- Air consumption
- 0.6–1.5 m³/min
BX90
- Outside diameter
- 90 mm
- Recommended bore
- 40–140 mm
- Air consumption
- 1.2–2.0 m³/min
BX105
- Outside diameter
- 105 mm
- Recommended bore
- 40–140 mm
- Air consumption
- 1.6–2.5 m³/min
BX120
- Outside diameter
- 120 mm
- Recommended bore
- 40–140 mm
- Air consumption
- 2.0–3.0 m³/min
BX140
- Outside diameter
- 140 mm
- Recommended bore
- 40–140 mm
- Air consumption
- 3.0–4.0 m³/min
Frequently asked questions
No single factor determines selection in isolation. Conduit outside diameter, bore distance, and soil conditions are primary inputs, but compressor capacity, depth, access, and utility clearance all interact. Provide complete project data to BORVEX for application review.