Hole Saw Arbor A1 A2 A4 with HSS Pilot Drill, Bi-Metal Holesaw Mandrel for Power Drill

Hole Saw Arbor A1 / A2 / A4 with HSS Pilot Drill – Holesaw Mandrel for Bi-Metal Hole Saws

Select your required arbor model from dropdown:
✅ A1 Arbor | For 14–30mm hole saws, 6.35mm drill shank, 1/2"-20 thread. Works with standard 3/8" & 1/2" drill chucks.
✅ A2 Arbor | For 32–210mm large hole saws, 11mm hex shank, 5/8"-18 thread. Heavy duty for big diameter cutting.
✅ A4 Arbor | For 14–30mm hole saws, 8.75mm small hex shank, 1/2"-20 thread, compact for small cordless drill chucks.

Key Features

• High strength carbon steel arbor body, heat treated for high torque & anti-slip during cutting
• Removable HSS 118° split-point pilot drill, accurate positioning, prevents wandering
• Hex shank design, firm grip in power drill / cordless drill chuck, no slipping
• Quick thread mounting, fast assemble & disassemble with bi-metal hole saws
• Widely used for cutting metal, stainless steel, wood, plastic, PVC pipe, plasterboard
• Professional plumbing, electrical, HVAC installation & DIY home repair

Specification

A1 Arbor
Fit Hole Saw: 14mm – 30mm
Drill Shank: 6.35mm (11/32")
Thread: 1/2"-20 UNF
Pilot Drill: 6.35mm HSS

A2 Arbor
Fit Hole Saw: 32mm – 210mm
Hex Shank: 11mm (7/16")
Thread: 5/8"-18 UNF
Pilot Drill: 6.35mm HSS

A4 Arbor
Fit Hole Saw: 14mm – 30mm
Hex Shank: 8.75mm (1/4")
Thread: 1/2"-20 UNF
Pilot Drill: 6.35mm HSS

Package Includes

1 x Hole Saw Arbor with HSS Pilot Drill (Model selected: A1 / A2 / A4)

Tags: A1 arbor for hole saw, A2 heavy duty holesaw arbor, A4 small hex shank arbor, hole saw arbor replacement, holesaw mandrel with pilot drill, arbor for bi-metal hole saw