SPECIFICATIONS Model 8406 Capacities Concrete Diamond core bit 152 mm Tungsten-carbide tipped bit 20 mm Steel 13 mm Wood 30 mm No load speed (min 0 - 1,500 Blows per minute 0 - 22,500 Overall length 400 mm Net weight 3.7 kg...
Do not touch the power plug with wet hands. EC Declaration of Conformity 10. If the cord is damaged, have it replaced by the manu- facturer or his agent in order to avoid a safety hazard. For European countries only Personal safety The EC declaration of conformity is included as Annex A Stay alert, watch what you are doing and use...
Power tool use and care Hammer drill safety warnings Do not force the power tool. Use the correct power tool for your application. The correct Safety instructions for all operations power tool will do the job better and safer at the Wear ear protectors when impact drilling.
Torque limiter FUNCTIONAL DESCRIPTION CAUTION: • Do not continue to operate the tool for more than two seconds while the clutch is slipping. CAUTION: • Do not let the torque limiter actuate too • Always be sure that the tool is switched off and frequently.
To install the bit, place it in the chuck as far as it will go. Tighten the NOTE: chuck by hand. Place the chuck key in each of the three holes and • A pilot hole is not required for 22 mm and 28 mm tighten clockwise.
Discoloration, deformation or cracks may result. To maintain product SAFETY and RELIABILITY, repairs, carbon brush inspection and replacement, any other maintenance or adjustment should be performed by Makita Authorized Service Centers, always using Makita replacement parts. OPTIONAL ACCESSORIES CAUTION: •...
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