สว่านโรตารี่บ๊อช 3 ระบบ BOSCH Rotary hammer with SDS-plus

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

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