Top 10 Best Roto Hammer

CONVENIENT The Bosch RH540M Combo Rotary Hammer features the SDS-max Bit System for tool-free bit changes with automatic bit locking, dust protection and maximum impact energy transfer rate. POWER This rotary hammer provides the best in class impact energy of 6.1 ft.-lbs. Weighing only, 15.2 lbs., the RH540M provides maximum productivity in all day drilling and chiseling applications. VERSATILE The RH540M features a combination dual mode selector knob to allow users to select between hammer drilling, chiseling only and the Vario-Lock function. EFFICIENT With Varo-Lock Positioning, the rotary hammer rotates and locks chisel into 12 different positions to optimize working angle. The tool also comes complete with service minder brushes to notify users when maintenance is needed. VARIABLE SPEED The variable speed dial allows for controlled drilling and chiseling applications. The motor is rated at 170 to 340 RPM in rotary mode and 1,200 to 2,750 BPM in hammer mode, which will easily reduce concrete to dust.

Reconditioned Bosch products have a one-year warranty through the Bosch factory or an authorized service center. 7-15-Amps. 2-15-Feet-pound of impact energy. 0-5,800 no load bpm. 0-1,300 no load rpm.

Powerful 8 AMP motor delivers 2.1 ft.lbs. of impact energy to handle the most demanding applications. Anti-Vibration Technology AVT is an internal counterbalance system that greatly reduces vibration. Integrated damper spring at the base of the impact bolt is engineered to absorb impact vibrations from the drill bit. Retractable tool hook secures the tool when not in use. Recessed hammer function selector located below gear housing for improved durability. Powerful 8 AMP motor delivers 2.1 ft.lbs.. of impact energy to handle the most demanding applications. Anti-Vibration Technology AVT is an internal counterbalance system that greatly reduces vibration. Integrated damper spring at the base of the impact bolt is engineered to absorb impact vibrations from the drill bit. Retractable tool hook secures the tool when not in use. Recessed hammer function selector located below gear housing for improved durability.

Robust 8.5 amp motor delivers 2.4 ft.-Lbs. Of impact energy for reliable bulldog performance. Kickback control uses an integrated sensor to stop tool rotation during bit bind-up situations. Counter-balanced vibration control improves user comfort during drilling or chiseling applications. Vario-lock rotates and locks chisel to optimize working angle. Variable-speed trigger with reversing offers accurate bit starting.

Power Tools and Accessories. Country of manufacture China. Delivers faster than corded speed corded durability, and all day work on one charge. Integrates full-circle communication between tool, battery and charger to protect from overloading, overheating, and over-discharging.

Powerful 7. 0 AMP motor delivers 2. 1 ft. lbs. of impact energy to handle the most demanding applications. Vibration-absorbing back handle for operator comfort. L. E. D. light illuminates drilling surface for more productivity in low light applications. 3-mode operation for Rotation Only, Hammering with Rotation or Hammering Only. No hammering when idling function helps increase tool life.

Combination Hammer. Max. Hole Diameter in Concrete- 1-58 Inches. Max. Hole Diameter in Concrete-Core Bit- 4-18 Inches. Unmatched Power to Weight ratio - 13-Amp, 8.1-Feet lbs Impact Energy and 14.3-Pound - Best Performing Rotary Hammer in its class. Active vibration control - vibration reduction in the hammer mechanism and the grip area provides maximum user comfort for extended periods of work. One-handed SDS max - one-handed tool free SDS max system makes changing bits easier than ever before while maximizing jobsite productivity. Constant response circuitry - maintains speed under load and overload protection. Turbo power - delivers 20-Percent more power in hammer only mode.

Versatile Hammer Only Mode for Chipping and Demolition Applications Material Metal, Plastic. MULTI USE APPLICATIONS Chips and breaks up block, concrete, tile and tough materials. PERFORMANCE Featuring Constant Response circuitry that maintains speed under load, overload protection as well as smooth startup control. POWER Weighing only 13.7 lbs., the Bosch 11321EVS Demo Hammer provides an outstanding power to weight ratio 6.1 feet pounds of impact energy and a max of 2,900 BPM. OPTIMIZED Includes Boschs Auto Max speed dial which ensures maximum speed every time the tool is turned on, matching the hammer power to the application Vario Lock positioning provides optimized work angle for the best chiseling location.

Makita-built variable speed motor delivers 0-1,200 RPM and 0-4,000 BPM. 3-mode operation for Rotation Only, Hammering with Rotation or Hammering Only for multiple applications. Torque limiting clutch engineered to prevent gear damage by automatically disengaging gears if the bit binds. Faster drilling with synchronized RPM and BPM. Job site tested shock absorbent handle protects the battery housing for extra durability.

3 modes Multi-function selector offers 3 modes of operation Rotation only, rotary hammer, and hammer only mode Variable speed trigger with reverse offers accurate bit starting or easy fastener removing. Ease of use The Bulldog Xtreme Bosch Drill has vibration control for comfort in all day applications. Ergonomic D handle design provides comfort and optimal control Especially for overhead or downward drilling applications. Convenient SDS plus bit system provides tool free bit changes with automatic bit locking, dust protection and maximum impact energy transfer Vario lock positioning offers 36 bit positions for optimized chiseling angle. Power Boschs powerful 7.5 amp rotary tool motor produces 0.1, 300 RPM and 0.5, 800 BPM to power through the toughest applications The rotary hammer delivers 2.0 feet pounds of impact energy for maximum performance.