Genuine, OEM Replacement Part Replacement anvil, part number N415874 Compatible with: DCF899B, DCF899B, DCF899M1, DCF899M1, DCF899P1, DCF899P1, DCF899P2, DCF899P2 Measures approximately 2.25 X 1.85 X 0.95 inches Replacement OEM Anvil Assembly part# N415874. Compatible with: DCF899B, DCF899B, DCF899M1, DCF899M1, DCF899P1, DCF899P1, DCF899P2, DCF899P2