The Armeg CHD16‑29HEX is a robust 9.5 mm hexagon‑shank drive arbor designed to fit holesaws ranging from 14 mm to 29 mm in diameter. Engineered for precision and reliability, it comes equipped with a built-in HSS flute-ground pilot drill featuring a split-point tip for accurate centring and minimal wander during drilling.
Built to accommodate ½″‑20 UNF threaded holesaws, this arbor includes an M8×6 grub screw for secure attachment. The hex shank ensures fast, slip-resistant fitting in standard hex drill chucks and quick-change systems.
Perfect for both professional tradespeople and DIY users, this arbor pairs seamlessly with Armeg’s CVP and Bi-Metal M42 holesaws, offering dependable performance and versatility.
⚙️ Key Features
Shank: 9.5 mm hexagon shank (≈3/8") for secure fitment in standard hex chucks
Suitable Holesaw Sizes: 14–29 mm diameter
Pilot Drill: Integrated HSS split-point drill for accurate starting
Thread: ½″‑20 UNF with M8×6 grub screw for stable holesaw attachment
Compatibility: Works with Armeg CVP and Bi-Metallic/SBC hole saw ranges
Length: Approx. 92 mm total
Weight: Approx. 76 g
✅ Ideal For
Electricians, engineers, and tradespeople working with holesaws between 14 mm and 29 mm. Ideal for trades involving metal enclosures, switchgear panels, cable routing, and site installations where clean, accurate holes are essential.