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Bosch GSB12V-300B22 12V Max Brushless 3/8-in Hammer Drill/Driver Kit with Two 2.0Ah Batteries

Model: GSB12V-300B22 · US configuration

Bosch GSB12V-300 hammer drill/driver beside a blue Bosch carrying bag, charger and two 12V Max battery packs.
Manufacturer product image · Bosch

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Research-based assessment scenario for the GSB12V-300B22 kit: Bosch lists two 2.0Ah batteries, a 12V charger and a bag with its 3/8-in hammer drill; exact battery and charger models are unspecified.

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Assessment scenario: Bosch GSB12V-300B22 12V hammer-drill kit with batteries

Assessment scenario only, not the visitor’s actual intent: compare the Bosch GSB12V-300B22 when hammer mode, Bosch 12V Max, and a battery-included package matter. Bosch lists two 2.0Ah packs, a charger and bag; pack/charger model numbers are not named.

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Why consider this model?

  • Bosch’s exact B22 page documents the GSB12V-300 brushless hammer drill, 300 in-lb maximum torque claim, 0–460/0–1,750 rpm and 26,250 BPM.
  • The exact written kit list includes two 12V Max 2.0Ah batteries, one 12V Max charger, a bag and the named accessory set.
  • The linked GSB manual documents a 3/8-in masonry limit and distinguishes hammer mode from the GSR drill/driver family.

Tradeoffs to weigh

  • A 3/8-in chuck does not accept 1/2-in shanks; the manual lists a 3/8-in masonry maximum.
  • Bosch states 6.7 in for head length, so this is not a documented six-inch-or-less clearance pick.
  • The exact page does not name battery or charger model numbers, and listed specifications are not independent test results.
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