Description
Continuous horizontal masonry chipping strains worker wrists when using oversized 25-pound hammers. The DEWALT 16 Lbs. SDS MAX Chipping Hammer Kit removes concrete spalling and cuts utility chases inside confined mechanical spaces. Powered by a 14-amp motor, this mid-weight tool yields 10.5 Joules of impact energy. Pushing down off-axis on the chisel jams the floating bit holder and drops breaking speed by half.
An all-metal gear case surrounds an electro-pneumatic drive piston engineered to deliver high kinetic impact energy. The SDS-Max tool chuck features hardened alloy steel locking pawls ground to resist severe axial hammering wear. Double-sealed armature bearings block conductive masonry dust from scoring internal electrical windings. Active Vibration Control decouples the rear handle to neutralize linear chassis recoil. Hardened grease breakdown inside the piston chamber causes loss of impact force and piston seizure during cold weather.
Concrete Chipping Mechanical Hardware Array
Masonry restoration crews require continuous linear impact without tool rotation to bust mortar beds and wall plaster. The internal mechanical layout pairs high-velocity piston drive with simple bit retention.
- 14-amp electric motor delivers reliable kinetic impact power under continuous concrete demolition loads
- SDS-Max tool holder accepts heavy demolition bull points, cold chisels, and bushing tools firmly
- Active Vibration Control system decouples the handle from the frame to reduce cyclic operator fatigue
- Constant speed electronics maintain impact velocity under heavy downward mechanical chisel loads
- Service reminder light indicates carbon brush wear approximately eight hours before tool shut-off
- Variable impact control dial matches striking energy to delicate tile beds or hard aggregate concrete
- Adjustable 360-degree auxiliary D-handle clamps anywhere along the barrel for balanced two-handed control
Kinetic Piston Telemetry Load Analysis
Current draw pulls 14 amps continuous under full chisel engagement in cured structural concrete. The air-cushioned piston cycles between 1,450 and 2,900 blows per minute. Striking force measures 10.5 Joules of linear kinetic energy per stroke. Compressive air cycling inside the striking chamber elevates front barrel temperatures to 138°F during continuous chipping passes. The SDS-Max drive spline withstands up to 60 ft-lbs of torsional side pry force. Sound pressure registers 95 dBA at operator ear level.
Masonry Demolition Field Care Directives
Mid-weight chipping hammers require regular bit shank lubrication to preserve internal retainer splines. Plumbers drilling round holes in foundation walls must not purchase this tool because it lacks a rotary drilling mode. Prying heavy slabs with the chisel shank while running the hammer will snap the tool bit inside the SDS-Max chuck.
- Coat the shank of every SDS-Max chisel with high-temperature hammer grease before chuck insertion
- Blow concrete dust out of the rear motor ventilation slots using dry compressed air weekly
- Inspect the SDS-Max chuck retainer sleeve for axial play to prevent loose bit retention failures
Commercial Warranty Terms Kit Inventory
DEWALT backs this chipping hammer kit with a 3-Year limited warranty covering defective parts and factory assembly. The complete kit contains the D25832K chipping hammer, a 360-degree auxiliary handle, a tube of shank grease, a durable transport kit box, and the instruction manual.
