LENOX Speed Slot 30374500G 9 Piece Bi Metal Hole Saw Kit (2.125 To 4.75 Inch Capacity T3 Technology General Purpose Industrial Steel Drilling)

The LENOX 30374500G 9-Piece Speed Slot Bi-Metal Hole Saw Kit provides professional structural drilling capabilities for penetrating low carbon steel and common construction materials. Featuring proprietary T3 Technology toothforms and high-speed steel construction this kit delivers up to 50 percent longer tool life compared to previous generations. The inclusion of patent-pending step bit pilot drills eliminates manual pre-drilling requirements and reduces hole saw grabbing to ensure operator safety and substrate integrity during high-torque cutting operations.

Best Used For:

• General Construction Drilling: Bores clean entry points through thick wooden framing and light-gauge steel supports without pilot bit slamming.
• Industrial Metal Fabrication: Severs accurate diameter holes in low carbon steel plate and industrial machinery housings utilizing grab-resistant geometry.
• Mechanical HVAC Installations: Creates exact clearance channels for rigid ventilation pipe and electrical conduit assemblies through dense subflooring.

Key Performance & Safety Features

• T3 Technology Toothform: Optimized cutting edge design significantly increases operational lifespan by up to 50 percent when penetrating metal surfaces.
• Step Bit Pilot Drill: Patent-pending tip architecture reduces hole saw grabbing during initial engagement and limits pilot bit breakages by up to 50 percent.
• Controlled Material Penetration: Advanced pilot configuration feeds the saw smoothly into the substrate to prevent abrupt tool slamming and material deformation.
• Universal Arbor Compatibility: Hole saws and accompanying step bit pilot drills integrate securely with both quick-change and traditional standard arbor formats natively.
• Speed Slot Sidewall Design: Engineered cutouts facilitate rapid leverage-based plug ejection to maintain high-speed repetitive cutting cycles without secondary adapters.

What's Included

• (1) 2.125 Inch Hole Saw
• (1) 2.5625 Inch Hole Saw
• (1) 3.250 Inch Hole Saw
• (1) 3.750 Inch Hole Saw
• (1) 4.750 Inch Hole Saw
• (1) 2L Standard Arbor
• (3) Step Bit Pilot Drills

Technical Specifications

Pro-Tip: To prevent overheating and significantly extend the durability of your Speed Slot hole saws, always use a professional-grade cutting lubricant when penetrating low carbon steel plate or industrial metal housings.