The Black Warrior Cool Series Li-ion Brushless Reciprocating Saw is offered by BOSI Tools, a professional manufacturer in China. It is 20V/4.0Ah, 600W motor, no-load speed 0-1700 rpm/min, 20mm reciprocating stroke. Brushless motor, quick-release reciprocating lever, multi-purpose. Suitable for pipe cutting, wood sawing, metal sawing, etc.
BOSI's Black Warrior Cool Series Li-ion Brushless Reciprocating Saw uses a brushless motor, providing powerful performance and long battery life. 20V/4.0Ah battery, no-load speed 0-1700 rpm/min, 20mm reciprocating stroke. Quick-release reciprocating lever design allows for quick saw blade replacement without tools.
Multi-purpose, easily cuts wood, metal pipes, plastics, and other materials. Lightweight and wirelessly portable. Standard configuration includes two batteries and one charger. Suitable for pipe repair, wood sawing, metal sawing, tree trimming, and other applications.
Product Parameters
Parameter Items
Value
Brand/Series
BOSI Black Warrior Cool Series
Motor Power
600W
Battery Voltage
20V
Battery Capacity
4.0Ah
No-Load Speed
0-1700 cuts/min
Reciprocating Stroke
20mm
Reciprocating Rod Type
Quick-Mount (Tool-Free Saw Blade Replacement)
Features
Multi-functional, Powerful Motor, Long Battery Life
Packing Quantity
1/5PCS
Product Application
Pipe Repair: Cutting PVC pipes, PPR water pipes, galvanized steel pipes, copper pipes, etc. Use with a metal saw blade for quick cutting of old pipes; suitable for plumbing and electrical repairs and HVAC installations.
Wood cutting: sawing off wooden blocks, boards, and roots. The reciprocating saw can perform curved cutting, which is more flexible than a circular saw and suitable for dismantling wooden structures or trimming irregular wood.
Metal sawing: cutting angle iron, round steel, threaded steel, thin iron plate. Combined with bimetallic saw blades, it can easily handle metal materials and is suitable for reinforcing steel processing and equipment maintenance on construction sites.
Tree Pruning: Prune branches with a diameter of 5-10cm in your yard or orchard. No ladder is needed; you can do it standing on the ground. Lithium battery wireless, convenient for outdoor use.
Dismantling task: Remove old doors, windows, wooden boxes, and templates. The reciprocating saw can cut nails and wooden strips deep into narrow spaces, which is more efficient than a hand saw.
Car maintenance: cutting exhaust pipes, chassis bolts, and deformed parts of accident vehicles. The compact body can be extended into the bottom of the car for operation.
Emergency rescue: demolish wooden doors, plastic guardrails, thin metal plates, and quickly open up passages for firefighting or emergency rescue.
Product Comparison
Comparison Items
BOSI Brushless Lithium-ion Reciprocating Saw
Ordinary Brushed Lithium-ion Reciprocating Saw
Electric Reciprocating Saw (1000W)
Motor
Brushless, Maintenance-free, Long Lifespan
Brushed, Carbon Brushes Require Replacement
Brushed or Brushless
Power
600W
400-500W
800-1200W
Reciprocating Stroke
20mm
16-20mm
25-28mm
Weight
Approximately 2.0-2.5kg
Approximately 2.5-3.0kg
3.5-4.5kg (including cord)
Portability
Wireless, Flexible
Wireless
Requires Power Supply, Somewhat Restrictive
Applicable Scenarios
Repair, Renovation, Outdoors
Light DIY
Professional Disassembly, Heavy-Duty Cutting
Price
Medium
Low
Medium
FAQ
Q: How to change the reciprocating saw blade?
A: This machine uses a quick-release reciprocating lever. Rotate forward and pull the chuck outer sleeve to insert the saw blade (teeth facing down or forward, depending on the model), then release the sleeve to lock it. No tools required, completed in seconds.
Q: How many cuts can the battery make?
A: 4.0Ah battery, cutting 2-inch galvanized pipe (approximately 50 times) or 2x4 timber (approximately 80 times). Actual battery life varies depending on the material and operating method.
Q: What to do about excessive vibration during cutting?
A: Hold the machine with both hands, keeping the base plate firmly against the workpiece; select the appropriate saw blade; start with low speed contact, then cut at full speed. The brushless motor vibration of this machine has been optimized, but proper operation is still required.
Q: Can it cut tiles or stone?
A: No. Reciprocating saws are suitable for wood, metal, and plastic. Cutting tiles requires an angle grinder or a dedicated cutting machine.
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