High-Precision 60mm HSS Bi-Metal Hole Saw Cutter for Water Tanks, Plastics & Metals

Engineered specifically to drill uniform, burr-free circular openings measuring 60mm (2-3/8") across polyethylene water storage tanks, insulated lids, fiberglass shells, PVC, sheet metal, and wood. The 60mm diameter represents the exact mechanical clearance standard required to seat DN50 / G2" external threaded fittings utilized by smart ultrasonic liquid level sensors (such as the TLC2502 series). It delivers clean edge penetration without splintering the tank wall or creating leak paths around sealing gaskets.

Key Features:

• HSS Bi-Metal Durability: Hardened alloy teeth deliver superior resistance to frictional heat and dulling when cutting tough polymers and metals.
• Exact 60mm (2-3/8") Sensor Match: Sized specifically to seat DN50 threaded tank sensor bodies flush and perpendicular to the liquid surface.
• Spring-Loaded Core Ejector: Integrated spring on the center pilot bit automatically pushes the cut plastic plug out of the cup upon breakthrough.
• Side Debris Slots: Wide oval cutouts along the cylinder wall eject chips rapidly to maintain cutting speed and reduce motor drag.
• Universal Hex Shank: Non-slip hexagonal arbor locks solidly into standard 3/8" and 1/2" cordless drills and drill presses.

Recommended Operating Applications:

1. Smart Tank Sensor Installation: Boring clean top ports into tank lids to lower ultrasonic probes and tighten underside locknuts.
2. Plumbing & Bulkhead Fittings: Cutting precise clearance openings for standard 60mm pipe pass-throughs and bulkheads.
3. General Fabrication: Making clean cuts in plastic enclosures, junction boxes, acrylic panels, and plywood.

Technical Specifications:

• Blade Material: High-Speed Steel Bi-Metal (HSS M42)
• Hole Diameter: 60mm (2-3/8")
• Max Cutting Depth: 38mm
• Shank Type: Non-slip Hex Shank
• Pilot Assembly: Center drill bit with integrated spring core ejector
• Compatible Materials: Polyethylene (water tanks), fiberglass, PVC, thin aluminum, sheet steel, wood

Package Contents:

• 1 × 60mm HSS Bi-Metal Hole Saw
• 1 × Hex Shank Arbor with Center Pilot Bit and Ejector Spring

Complete Your Setup (Frequently Bought Together):

Keywords:

60mm-Hole-Saw, Bi-Metal-Hole-Cutter, Tank-Lid-Drill-Bit, HSS-Hole-Saw-60mm, Water-Tank-Cutter, Ultrasonic-Sensor-Drill-Tool, DN50-Hole-Saw, Plastic-Hole-Cutter, Heavy-Duty-Hole-Saw, Abhir, Saudi-Arabia

Safe Handling Instructions:

1. Mark the installation point on the highest level surface of the tank lid, away from water inlets.
2. Chuck the hex shank securely into your drill, aligning it at a strict 90-degree angle.
3. Drill at steady, moderate speed until the pilot bit leads the teeth smoothly through the plastic.
4. Release the trigger once through; the spring mechanism will eject the plastic slug automatically.

⚠️ Safety Precautions:

1. Wear safety goggles while drilling to shield your eyes from plastic and metal chips.
2. Maintain moderate drilling speeds to prevent plastic melting from friction buildup.
3. Secure the tank lid firmly prior to cutting to prevent rotational kickback.

Frequently Asked Questions (FAQs) :

Q: Why is the 60mm diameter specifically recommended for smart tank sensors?

A: Because it precisely matches standard DN50 / G2" external threaded sensor housings. A 60mm cutout provides exact mechanical clearance, allowing the transducer body to seat flush and vertical without wobble, while ensuring the underside locking collar and gasket form an airtight seal.

Q: Can this hole saw cut through heavy multi-layer insulated plastic tanks?

A: Yes. Engineered with a 38mm cutting depth and hardened HSS Bi-Metal teeth, it cuts cleanly through thick polyethylene tank covers, rotomolded shells, and fiberglass layers without binding or tearing edges.

Q: What is the purpose of the coiled spring around the center pilot bit?

A: It acts as an automatic slug ejector. As soon as the saw breaks through the material, the compressed spring pushes the cut core out of the cup cavity automatically, eliminating the need to pry out trapped plastic plugs manually.

Q: Is this bit compatible with standard cordless drill drivers?

A: Yes. It features a universal anti-slip hex shank that chucks firmly into all standard 3/8" and 1/2" keyless drill chucks and drill presses without slipping under load.

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