I use a piece of sledgehammer handle with a PVC cap fitting softened with a heat gun and stretched over the end. Screw it to the wood.

Click image for larger version. 

Name:	Mold Tapper Wide Medium.jpg 
Views:	1 
Size:	161.3 KB 
ID:	235671

Click image for larger version. 

Name:	Mold tapper CU medium.jpg 
Views:	1 
Size:	84.5 KB 
ID:	235672