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RB823T
Extra Large Jaw Rebar Tying Tool up to 41mm x 41mm with 1.0 mm wire

The RB823T "TWINTIER" is a rebar tie gun from Max, the original manufacturer of battery-operated rebar tying tools since 1993. It delivers 0.7-second ties for enhanced durability. It can tie up to 41 x 41mm rebar combination. Work smarter with double the wire capacity per coil, minimizing downtime.
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Applications
- Grout tube at Precast Concrete Plants
- Steel Fixing
- Civil engineering, Road & Bridge
- Windmill power plant's basement
Features
- Large Rebar Capacity
The large jaw design ties rebar combinations up to 41 mm × 41 mm and four 25 mm rebars (25 × 25 × 25 × 25 mm), making it ideal for heavy-duty reinforcement applications such as foundations, columns, and infrastructure projects. - Ideal for 50–60 mm Grout Tubes
Designed for applications using 50–60 mm grout tubes, the large jaw allows fast, secure tying while maintaining productivity on demanding construction and precast projects. - 0.7-Second Tying Speed
Complete each rebar tie in approximately 0.7 seconds, helping construction professionals reduce installation time and maintain productivity on the jobsite. - Tighter Rebar Ties
The Wire Pull Back Mechanism improves tie tightness, creating more secure and consistent rebar connections for demanding construction applications. - Lower Operating Costs
Fast tying speed and consistent performance help reduce labor time, improve productivity, and lower the overall cost of rebar installation. - Made in Japan
Designed and manufactured in Japan, this MAX rebar tying tool is engineered for precision, durability, and reliable performance to meet the demands of professional construction sites worldwide. - NEW: Wire Load Assist
The Wire Load Assist system allows operators to replace tie wire without pressing the release button, making wire changes faster while reducing the risk of incorrect loading.
*Compared with Max RB398S and other conventional models
Specifications
WEIGHT | 2.7 kg |
|---|---|
DIMENSIONS | 315mm(H) x 120mm(W) x 382mm(L) |
MINIMUM TIES PER COIL | 100 |
MAXIMUM TIES PER COIL | 165 |
APPLICABLE WIRE PRODUCT/GA | TW1061T, TW1061T-PC, TW1061T-EG, TW1061T-S |
APPLICABLE REBAR SIZE | 22 x 22 - 41 x 41, up to 25 x 25 x 25 x25 |
TIES PER CHARGE | 4100 |
TIE SPEED | 0.7 sec |
TIE WRAPS | 1 wrap with double wire |
BATTERY CHARGE TIME | 80% charge in 60 minutes, 100% fully charge 80 minuets |
BATTERY | JPL91450A x 2 pieces |
CHARGER | JC925A x 1 piece |
Consumables / Accessories

Manuals
Owner's Manual
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