Product Review

Split tip design penetrates through steel faster, resisting walking or skidding even on round surfaces. Balanced, double-flute construction of these bits require less pressure. Designed and manufactured in USA. Hole sizes for No.36414 (SKU 149.9490): 7/8", 1-1/8", 1.201", 1-7/32", 1-1/2", 1-3/8". Hole sizes for No.34403 (SKU 361.4450): 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8".