Forstner Bit

Metric System
D	d	d1	L	Item No.
15	10	8	90	SL0404090015
16	10	8	90	SL0404090016
20	10	8	90	SL0404090020
22	10	8	90	SL0404090022
23	10	8	90	SL0404090023
25	12	8	90	SL0404090025
28	12	8	90	SL0404090028
30	12	8	90	SL0404090030
32	12	10	90	SL0404090032
35	12	10	90	SL0404090035
38	15	10	90	SL0404090038
45	15	10	90	SL0404090045
50	15	10	90	SL0404090050
53	15	10	90	SL0404090053

British System
D	d	d1	L	Item No.
5/8"	10	9.5	90	SL0404090058
3/4"	10	9.5	90	SL0404090034
7/8"	10	9.5	90	SL0404090078
1"	12	9.5	90	SL0404090100
1-1/8"	12	9.5	90	SL0404090118
1-1/4"	12	9.5	90	SL0404090114
1-3/8"	12	9.5	90	SL0404090138
1-1/2"	15	9.5	90	SL0404090112
1-5/8"	15	9.5	90	SL0404090158
1-3/4"	15	9.5	90	SL0404090134
1-7/8"	15	9.5	90	SL0404090178
2"	15	9.5	90	SL0404090200
2-1/8"	15	9.5	90	SL0404090218