[Replace Part Number]: N866410; N880093; N851276 [Package Includes]: 2 PACK 20V DCF899 TYPE 4 Cordless Impact Wrench 1/2 inch Anvil Kit [Fits Models]: DCF899B Type 1, DCF899B Type 3; DCF899M1 Type 1, DCF899M1 Type 3; DCF899P1 Type 1, DCF899P1 Type 3; DCF899P2 Type 1, DCF899P2 Type 3 [Size]: The Diameter of Anvil is 18mm / 0.7 Inch Chuck Replacement, Detent Pin Anvil, Driver Spindle Hammer Block For DCF899 DCF899B DCF899M1 DCF899P1 DCF899P2 Type 4 generations Impact Wrench Please note: slight color variation may occur due to lighting and display differences, but this does not affect product functionality. Color: As Shown in Picture Material: Metal Package Contents: 2 x Impact Driver Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the actual item. Measurement may vary by +/- 1-3 cm.