Innovative Bowling Products Weight Hole Removal Chart

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WEIGHT HOLE REMOVAL CHART

Size of Drill Bit	Hole Depth in Inches (appoximate)
Size of Drill Bit	0.500	0.750	1.000	1.250	1.500	1.750	2.000	2.250	2.500	2.750	3.000
19/32	0.119	0.178	0.238	0.297	0.356	0.416	0.475	0.534	0.594	0.653	0.713
5/8	0.122	0.184	0.245	0.306	0.367	0.428	0.480	0.551	0.612	0.673	0.734
21/32	0.135	0.202	0.269	0.336	0.403	0.470	0.538	0.605	0.672	0.739	0.806
11/16	0.148	0.222	0.296	0.369	0.443	0.517	0.591	0.665	0.739	0.813	0.887
23/32	0.157	0.235	0.313	0.391	0.469	0.548	0.626	0.704	0.782	0.860	0.939
3/4	0.176	0.263	0.351	0.439	0.527	0.615	0.702	0.790	0.878	0.966	1.054
25/32	0.191	0.286	0.382	0.477	0.573	0.668	0.764	0.859	0.955	1.050	1.146
13/16	0.206	0.309	0.412	0.515	0.618	0.720	0.823	0.925	1.029	1.132	1.235
27/32	0.238	0.356	0.475	0.594	0.713	0.831	0.950	1.068	1.188	1.306	1.425
7/8	0.250	0.375	0.500	0.625	0.750	0.875	1.000	1.125	1.250	1.375	1.500
29/32	0.263	0.394	0.526	0.657	0.788	0.919	1.050	1.182	1.313	1.444	1.576
15/16	0.273	0.409	0.546	0.682	0.819	0.955	1.092	1.228	1.365	1.501	1.638
31/32	0.300	0.450	0.600	0.750	0.900	1.050	1.200	1.350	1.500	1.650	1.800
1	0.325	0.488	0.650	0.813	0.975	1.138	1.300	1.463	1.625	1.788	1.950
1 1/32	0.350	0.525	0.700	0.875	1.050	1.225	1.400	1.575	1.750	1.925	2.100
1 1/16	0.368	0.553	0.737	0.921	1.105	1.289	1.474	1.658	1.842	2.026	2.210
1 3/32	0.388	0.581	0.775	0.969	1.163	1.357	1.550	1.744	1.938	2.132	2.326
1 1/8	0.400	0.600	0.800	1.000	1.200	1.400	1.600	1.800	2.000	2.200	2.400
1 5/32	0.425	0.638	0.851	1.063	1.275	1.488	1.700	1.913	2.125	2.338	2.550
1 3/16	0.450	0.675	0.900	1.125	1.350	1.575	1.800	2.025	2.250	2.475	2.700

Amount Removed in Ounces (appoximate)