Strength of NOT genuine "For Dewalt Dcf880 20 Volt Impact Wrench" off eBay ~ 110 - 130 Nm HD

Strength of ebay purchased "For Dewalt Dcf880 20 Volt Impact Wrench 1/2" Lithium Cordless Brushless Compact" In this measurement it's around less than 110Nm. Another one was around 130 but was...