สว่านโรตารี่บ๊อช 3 ระบบ BOSCH Rotary hammer with SDS-plus รุ่น GBH 2-28 DFV
Features
  • Rotation stop for chisel function
  • Rotatable brush plate for optimum forward & reverse operations
  • Lock-on button for continuous drilling
  • Soft grip for comfortable and fatigue free use
  • Infinitely variable speed control for easy adjustment of speed
  • Overload clutch – for better protection of users and tool in case of jamming drill bit
  • Auxiliary handle with depth gauge and soft grip for comfortable handling
  • Quick-Change Chuck for easy switching between impact drilling in concrete and non- impact drilling in wood and metal
Technical data
Rated power input

820 W

Impact energy 0 – 3,2 J
Impact rate at rated speed 0 – 5100 bpm
Rated speed 0 – 1300 rpm
Weight without cable 3.1 kg
Drilling range
Drilling dia. concrete, hammer drill bits 4 – 28 mm
Max. drilling dia. masonry, core cutters 68 mm
Max. drilling dia. steel 13 mm