Our most popular Twin Pack, comprising heavy duty BHP451 Combi Drill and BTD140 Impact Driver. Supplied with 2 x 3.0Ah li-ion batteries, 22-minute charger and carry case. Specifications: Combi Drill: Max. drilling capacity in masonry 16mm, wood 65mm, steel 13mm. Max. torque 80Nm. Weight 2.2kg. Impact Driver: Bolt capacity M4-M14. Max. torque 145Nm. Weight 1.5kg.