Maximum tightening torque 180N? M. Tightening capacity (mm) Small screw M4M8. High strength bolt M5M14. Rotational speed (min-1) [rotation/min] Fastest 0 to 3600. Strong 0 to 3200. Medium 0 to 2100. Weak 0 to 1100. Volt (for forward rotation) 0 to 3600. For text (thin plate) 0 2900. For tex (thick plate) 0 3600. Number of hits (min-1) [rotation/min] Fastest 0 to 3800. Strong 0 to 3600. Medium 0 to 2600. Volt (for forward rotation) 0 to 3800. For tex (thin plate) Stops immediately after the start of striking. For tex (thick plate) 0 2600. Body dimensions (mm) 111 (length) x 81 (width) x 234 (height). Weight(kg) (including battery) 1.5 (with BL1860B installed). Standard accessories + bit, hook. Please note: not Included: Batteries, Charger & Storage. Our products are 100% authentic. Our shop do package very well for my buyers to receive it in an excellent condition. International Buyers – Please Note. We do not mark merchandise values below value or mark items as “gifts” – US and International government regulations prohibit such behavior.