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Rotary Hammer

1-9/16" Rotary Hammer, accepts SDS-MAX bits

Catalog (SKU) Number: MK-HR4002

Powerful 10 AMP motor delivers 4.6 ft.lbs. of impact energy to handle the most demanding applications. 2-mode operation for "Hammering Only" or "Hammering with Rotation". Rubberized ergonomic soft grip provides more comfort. "No hammering when idling" functions helps increase tool life. One-touch sliding chuck for quick bit changes. Torque limiting clutch engineered to prevent gear damage by automatically disengaging gears if the bit binds. Sequential impact timing delivers timed hammering during rotation to minimize overlapping bit impacts for up to 50% faster drilling. 12 bit angle settings allow the bit to be set at different positions for operating convenience. Automatic brush cut-off protects commutator from damage for longer tool life. 12 bit angle settings allow the bit to be set at different positions for operating convenience. Makita Motor Advantage engineered with field core interlocking steel laminations, dual ball bearing armature and more copper commutator bars, increasing energy transfer efficiency for more power and longer tool life.

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Tip of the Week

Rotary Hammers are an essential tool, when breaking up, building or generally working with concrete. Here are a few uncommon tips and tricks that will help the tool, bit, and operator. Let the weight of the tool do the work for you; pressing the tool with a large amount of force just leads to exhaustion. Routine maintenance prevents early and preventable mechanical failures from occurring; Grease the shank of the bit every time you change it. You can use your rotary hammer as a heavy duty drill by setting it to the “drill only” setting.

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