ST-5148 1/2″ MINI PNEUMATIC IMPACT SCREWDRIVER SUMAKE
Remove stubborn nuts and bolts even in the tightest spaces with the Sumake ST-5148 1/2" Mini Pneumatic Impact Wrench.
The Sumake ST-5148 pistol-grip mini pneumatic impact wrench is an extra-compact, high-performance compressed air tool ideal for maintenance and automotive repairs where traditional screwdrivers cannot reach. Featuring an incredibly short length of just 97 mm and a maximum impact torque of 1,139 Nm , it offers an exceptional size-to-power ratio.
- Extra-Compact Design (9.7 cm): Ultra-thin body of only 97 mm in length for easy operation inside engine compartments, suspension and wheel arches.
- Jumbo Hammer Impact System: Reinforced single-hammer impact mechanism delivers immediate peak torque of up to 1,139 Nm.
- 3-Position Reversibility Control: Rear selector with 3 adjustable power levels for screwing and maximum power for unscrewing.
- Ergonomics and Lower Exhaust: anatomical handle covered with a non-slip rubber sheath and air exhaust duct integrated into the base of the handle.
Technical Features and Advantages of the Sumake ST-5148 Mini Impact Wrench
Developed to solve space problems in machine shops and assembly lines, the Sumake ST-5148 pneumatic impact wrench with 1/2" square drive packs the power of a body impact wrench into a 1.65 kg pocket-sized body. The balanced structure combined with the Jumbo Hammer type impact system ensures maximum loosening force on stuck or rusted nuts and bolts.
Impact Performance in Confined Spaces
- Jumbo Hammer Mechanism: The high-performance hammer mechanism ensures immediate torque delivery (up to 1,139 Nm) and rapid response at a no-load speed of 9,500 rpm.
- Rear Power Regulation: The dial on the rear allows you to easily calibrate 3 progressive power levels during tightening and instantly switch to maximum power when unscrewing.
- Comfort Rubber Grip: The ergonomic rubber grip absorbs vibrations and protects the operator's hand from the cold compressed air during continuous use.
- Bottom Air Exhaust: Directs exhaust air downward away from the operator's face and the workpiece.
Air Supply Specifications
The tool features a 1/4" air connection and requires a recommended 10mm internal diameter supply hose to ensure adequate air flow of 480L/min at full capacity.
Detailed Technical Data Sheet
- Item Code (SKU): ST-5148
- Manufacturer / Brand: Sumake
- Type: Mini pneumatic screwdriver with mechanical impact and pistol grip
- Output square drive: 1/2" Sq
- Maximum torque: 1,139 Nm
- No-load speed: 9,500 rpm
- Impact / Strike Mechanism: Jumbo Hammer
- Power adjustment: 3 positions in screwing / Maximum power in unscrewing
- Air exhaust type: Bottom from handle
- Overall length (L): 97 mm (9.9 cm)
- Tool weight: 1.65 kg
- Air connection (coupling): 1/4”
- Recommended tube diameter: 10 mm
- Air consumption: 480 l/min