This premium 45# Steel Saw Blade Shaft Adapter features standard M10 thread design, total length 42mm and outer diameter 16mm. It perfectly matches saw blades, cutting discs and grinding wheels with 16mm inner hole, and adapts them to motor shafts with diameter from 5mm to 14mm. Adopted blackening surface treatment, it is anti-rust, wear-resistant and sturdy. Widely compatible with angle grinders, table saws, bench grinders and various DIY polishing & grinding equipment for stable and smooth working performance.




| Product Name | M10 Saw Blade Shaft Adapter Sleeve Coupler |
|---|---|
| Main Material | 45# Carbon Steel with Blackening Treatment |
| Total Length | 42mm / 1.65 Inch |
| Outer Diameter | 16mm / 0.63 Inch |
| Optional Inner Diameter | 5mm, 6mm, 8mm, 10mm, 12mm, 14mm |
| Thread Specification | M10 × 1.5mm × 12mm |
| Matched Saw Blade Aperture | 16mm |
| Package Type | Single Piece / Complete Set (Black + Silver Splint) |
| Application Scenarios | Angle Grinder, Table Saw, Bench Grinder, DIY Cutting Device, Polishing Tool, Motor Shaft Connection |
| Product Performance | Anti-rust, Wear-resistant, High concentricity, Firm clamping, Easy to assemble |
| Installation Tips | Fix splints tightly with wrench, align shaft and screw firmly to avoid eccentric operation. |
This shaft adapter has multiple inner diameter choices including 5mm, 6mm, 8mm, 10mm, 12mm and 14mm, which can match most conventional motor shafts on the market perfectly.
Yes. Adopted professional blackening surface treatment, it owns great rust-proof and anti-corrosion performance, stable use in damp, dusty and other harsh working conditions.
It is specially designed for saw blades, cutting discs, grinding wheels and polishing wheels with 16mm inner hole, stable clamping and strong applicability.
It is widely used for angle grinder refitting, table saw, bench grinder, homemade cutting machines, polishing machines and various small electric motor matching accessories.
Adopts precision machining process with high concentricity. After correct installation and firm fixation, it runs smoothly without obvious jitter, ensuring safe and efficient work.
1. Put black splint onto connecting rod; 2. Install 16mm inner hole saw blade; 3. Tighten silver splint to clamp the blade; 4. Fasten splint holes with wrench; 5. Fix the adapter onto motor shaft and finish installation.
Our 45# Steel M10 Motor Shaft Adapter combines solid steel material, anti-rust blackening craft and precision thread processing, solving the problem of mismatched aperture between motor shaft and saw blade effectively. With multiple inner diameter options, dual splint firm fixing design and high concentricity operation, it brings safer and more stable using experience for cutting, grinding and polishing work. Lightweight structure and simple installation save your assembly time, durable structure reduces replacement frequency. Whether for daily tool modification, DIY handmade projects or industrial auxiliary use, this practical shaft coupler is your ideal choice. Please confirm the required inner hole size before purchasing to get perfect matching effect!

