Okay, non-damaging hammer is like saying nonlethal weapon. After the first few hundred deaths they stopped calling them that. Now it's "less lethal" - which is odd because you can't be slightly dead. So… less damaging then. And less likely to dislodge a fragment.
21oz Rubber Mallet with Steel Shaft - Heavy Duty Hand Tool, Small Hammer, Comfortable Grip to Reduce Hand Fatigue, Camping Mallet, Great for DIY, Metal Work,...
