M12 FCIWF38G3 3/8” Compact Impact Wrench (Friction Ring). M18 FHIWF12 ½” High Torque Impact Wrench (Friction Ring). Impact Rate: 0–1300 / 0–2200 / 0–2400 / 0–2400 IPM. Impact Rate: 0–1500 / 0–3000 / 0–3300 IPM.
eBay