4 Lb. Head, 12" BASH Soft Face Sledge Hammer WIL40412 Fuel Injection #10 is for 11/16" (18mm)

#10 is for 11/16" (18mm) and #11 is for 3/4"

The 3560 is a more aggressive version of the Model 3500 for those looking for rapid material removal in a light weight-low profile configuration

for ease of cleaning

Cloth Quick-Change Disc 3In

Backup pad designed to support 3M Roloc 1" diameter abrasive discs

4 Lb. Head, 12" BASH Soft Face Sledge Hammer WIL40412 Fuel Injection #10 is for 11/16" (18mm)4 Lb. Head, 12" BASH Soft Face Sledge Hammer Features and Benefits: Unbreakable Handle Technology and steel core design prevents breaking during overstrikes Soft Face Head designed to mushroom when striking hard base materials Safety plate locks head firmly to handle eliminating head dislodging Non slip grip textured handle and lanyard hole to safely secure sledge to your wrist Anti vibe neck ergonomically designed to prevent injury from repeated