User manual BOSCH GSB 13-2

[. . . ] ) Insert the accessory and tighten all 3 bores equally with the chuck key 8. ) When using screwdriver bits 9, a bit holder 10 should always be used. [. . . ] Select the right bit By choosing the correct bit for every specific material, and keeping it correctly sharpened, you'll allow your tool to show its best performance. Carbon tipped bits - wood High speed steel bits - soft steel, aluminum, wood, etc. When drilling in metal, use special cutting oil to prevent the bit to burn. For safe and proper working, always keep the machine and the ventilation slots clean. If the machine should fail despite the care taken in manufacturing and testing procedures, repair should be carried out by an authorized after-sales service centre for Bosch power tools. Important: If for any reason the moulded plug is removed from the cable of this machine it must be disposed of safely. Damage attributable to normal wear and tear, overload or improper handling will be excluded from the guarantee. In case of complaint please send the machine, undismantled, to your dealer or the Bosch Service Centre for electric power tools. Hard metal drills are necessary when working with concrete, stone and brick. Read all instructions Failure to follow all instructions listed below may result in electric shock, fire and/or serious injury. The term "power tool" in all of the warnings listed below refers to your mains-operated (corded) power tool or battery-operated (cordless) power tool. SAVE THESE INSTRUCTIONS d) Remove any adjusting key or wrench before switching on the power tool. A wrench or a key left attached to a rotating part of the power tool may result in personal injury. This enables better control of the power tool in unexpected situations. [. . . ] Do not use a power tool while if you are tired or under the influence of drugs, alcohol or medication. A moment of inattention while operating power tools may result in serious personal injury. [. . . ]