KATSU Tools FIT-BAT 21V Cordless Heavy-Duty Jigsaw with 26mm Stroke Length, 3,500 SPM Variable Speed, 4-Position Orbital Settings, ±45° Bevel Cutting & 4 T-Shank Blades, Compatible with 18V/21V LXT Battery System, Tool Only (SKU: 102754)
Product Overview
The KATSU Tools FIT-BAT 21V Cordless Heavy-Duty Jigsaw (SKU: 102754) is a high-performance power tool engineered for fast, smooth, and accurate cuts across thick lumber, plastics, aluminium extrusions, and structural steel. Featuring an aggressive 26mm stroke length and a high-speed variable trigger (0 to 3,500 SPM), this tool offers superior cutting speed and material removal compared to standard jigsaws. Designed for maximum versatility, it incorporates a 4-position orbital cutting mechanism (3 pendulum settings + 1 straight cut) and 0–45° dual bevel adjustment for precise angled joinery. As part of the KATSU Tools FIT-BAT system, it provides broad power compatibility across standard 18V and 21V LXT-style lithium-ion battery platforms. Complete with a tool-free T-shank blade clamp and 4 specialized saw blades, this bare-tool setup is the ultimate cordless cutting solution for site carpenters and metal fabricators.
Features
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Aggressive 26mm Stroke Length: Extra-long 26mm blade stroke delivers high material removal rates and faster cutting speeds through thick timber and heavy metal plates.
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0–3,500 SPM Variable Speed Control: Precision variable speed trigger gives complete control to match cutting speed to material hardness, ensuring clean, chatter-free cuts.
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4-Position Orbital Settings: Features 3 orbital pendulum action settings plus 1 straight cutting mode, allowing you to optimize cutting performance from fast rough sawing to delicate curve detailing.
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Heavy-Duty Cutting Capacities: Engineered for tough jobs, easily sawing wood up to 120mm, aluminium up to 20mm, and steel up to 10mm in thickness.
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±45° Adjustable Bevel Base: Sturdy shoe plate pivots smoothly up to 45° left and right for accurate bevel cuts on architraves, skirting boards, and metal framing.
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Tool-Free Universal T-Shank Blade Clamp: Quick-release blade mechanism allows fast, hassle-free blade swaps, fully compatible with all industry-standard T-shank jigsaw blades.
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FIT-BAT Universal 18V/21V Battery System: Powered by the KATSU Tools FIT-BAT ecosystem, fully compatible with widely available 18V/21V LXT-style battery packs (compatible with BL1830, BL1840, BL1850, BL1860B series).
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Includes 4-Piece Saw Blade Set: Comes equipped with 4 T-shank blades out of the box (2 for wood/plastics and 2 for metal) for immediate jobsite multi-material work.
Technical Specifications
| Specification Parameter | Performance Value |
| SKU | 102754 |
| Tool Type | Cordless Heavy-Duty Electric Jigsaw |
| Power Source | Battery Powered (FIT-BAT System) |
| Operating Voltage | DC 18 V – 21 V |
| Battery Compatibility | KATSU Tools FIT-BAT & LXT-Style 18V/21V Batteries |
| No-Load Speed | 0 – 3,500 SPM / RPM (Variable Speed Trigger) |
| Cutting Stroke Length | 26 mm |
| Orbital Action Settings | 4 Settings (3 Orbital Pendulum + 1 Straight Cut) |
| Bevel Angle Range | 0° to 45° (Left and Right) |
| Max Cutting Capacity (Wood) | 120 mm Depth (Recommended: 65mm) |
| Max Cutting Capacity (Aluminium) | 20 mm Depth |
| Max Cutting Capacity (Steel) | 10 mm Depth |
| Blade Clamp Type | Tool-Free Quick Release T-Shank Clamp |
| Included Accessories | 4x T-Shank Blades (2x Wood, 2x Metal) | Bare Tool Only |
Package Includes
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1 × KATSU Tools FIT-BAT 21V Cordless Jigsaw Host Machine
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2 × T-Shank Saw Blades for Wood & Plastics
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2 × T-Shank Saw Blades for Metal & Aluminium
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1 × User Manual
Ideal Applications
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Heavy Woodworking & Timber Framing: Cutting thick timber studs, joists, plywood sheets up to 120mm, and sink cutouts in kitchen worktops.
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Metalworking & Structural Fabrication: Sawing aluminium channels, copper pipes, and sheet steel plates up to 10mm thickness.
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Bevel Joining & Interior Fitting: Precision 45° beveling on baseboards, door frames, wall paneling, and PVC conduits.
Operating & Care Guidelines
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Blade Change: Pull back the tool-free blade clamp collar, insert your T-shank jigsaw blade securely with teeth facing forward, and release the collar to lock firmly.
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Orbital Action Choice: Use setting 0 (straight cut) for metal, aluminium, and fine curve cuts; use settings 1 to 3 (orbital pendulum) for rapid sawing through softwoods and thick timber.
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Tool Care: Wipe metal shavings, wood dust, and resin off the blade clamp and shoe plate after use to ensure smooth tilting and clamping action.
