Dewalt Onboard Dust Extractor for 1 in. SDS Plus Hammers - DWH303DH

Model: DWH303DH
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WARNING: This product can expose you to Lead, which is known to the State of California to cause Cancer and Birth Defect/Reproductive Harm. For more information go to
Dewalt Onboard Dust Extractor for 1 in. SDS Plus Hammers - DWH303DH Model: DWH303DH
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Product Features & specs :

Dewalt Onboard Dust Extractor for 1 in. SDS Plus Hammers - DWH303DH


This OSHA Table 1-compliant Dust Extractor works with the DCH273 1 in. Hammer. It features an OSHA 1926.1153-compliant Dust Box Assembly. With a filter cleaning mechanism and a HEPA filter, it removes 99.97% of airborne particles 0.3 microns or greater. The Dust Extractor has a powerful built in motor for increased suction during high performance drilling. The 2-second power-off delay ensures that dust extraction continues after the drill is switched off. It accomodates drill bit diameters up to 5/8 in. which allows users to drill overhead for 1/2 in. drop-ins.


  • Table 1-compliant dust management solution for 1 in. SDS Plus rotary hammers

  • Clear, durable dust box ensures users can see when dust box needs to be emptied

  • Replaceable dust nozzle to quickly change to new nozzle

  • Fits into tight spaces on scissor lifts and between overhead pipes and duct work

  • 2-Second power off delay ensures dust extraction to continue after drill is switched off

  • Built-in motor increases suction and high tool performance

  • Drill up to 5/8 in. diameter, 4 in. useable length, 6 in. overall length bits

  • Easily adjustable depth guage for accurate anchor drilling

  • Replaces D25303DH

What’s Included:

  • Onboard Dust Extractor - DWH303DH

  • Dust Box - DWH302DH

  • Side Handle

No. of Pieces



14 in x 4 in

Compatible With

SDS Plus Rotary Hammers

Compatible Models

SDS Plus Rotary Hammers


Dust Extractor






13.6 in.


5 in.


10.2 in.


3.08 lbs.

Warranty Term

3 Year

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Q & A :


Dewalt Accessories Warranty

The warranty on new DEWALT accessories is as follows:

DEWALT offers a 30-day money back guarantee on all DEWALT accessories, except for pressure washer accessories. DEWALT accessories are fully guaranteed against defects in material and workmanship. The warranty does not cover misuse of product or normal wear and tear.