Info Charts for the Fly Tyer

FACETED AND ROUND TUNGSTEN BEADS

BEAD SIZE	HOOK SIZE	SINK RATE (IN/SEC)
5/64 (.078IN / 1.98MM)	18 - 20	19.55
3/32 (.093IN / 2.38MM)	16 - 18	20.57
7/64 (.109IN / 2.78MM)	14 - 16	23.20
1/8 (.125IN / 3.18MM)	12 - 14	25.25
5/32 (.156IN / 3.97MM)	8 - 10	26.57
3/16 (.188IN / 4.76MM)	4 - 6	29.27

ROUND BEAD HEAD BEADS

 

BEAD SIZE	HOOK SIZE	SINK RATE (IN/SEC)
1/16 (.062 / 1.5MM)	20 - 22	N/A
5/64 (.078IN / 2.0MM)	18 - 20	13.45
3/32 (.093IN / 2.3MM)	16 - 18	14.88
1/8 (.125IN / 3.2MM)	12 - 14	15.79
5/32 (.156IN / 4.0MM)	8 - 10	18.21
3/16 (.188IN / 4.8MM)	4 - 6	21.07
7/32 (.218 / 5.6MM)	2 - 4	22.50

HOT BEADS

BEAD SIZE	HOOK SIZE	SINK RATE (IN/SEC)
1/8 (.125IN / 3.18MM)	12 - 14	15.79
5/32 (.156IN / 3.97MM)	8 - 10	18.21
3/16 (.188IN / 4.76MM)	4 - 6	21.07

TUNGSTEN CONE HEADS 

BEAD SIZE	HOOK SIZE	SINK RATE (IN/SEC)
SMALL 3/16 (.188IN / 4.8MM)	4 - 6 - 8	25.00
MEDIUM 7/32 (.218IN / 5.6MM)	2 - 4	27.14
LARGE 1/4 (.250IN / 6.3MM)	1 - 2 - 4	29.32

  

SEED BEAD APPROXIMATE DIAMETER

BEAD SIZE	INCHES	MILLIMETERS
6/0	.145	3.7
7/0	.134	3.4
8/0	.118	3.0
9/0	.102	2.6
10/0	.091	2.3
11/0	.087	2.2
12/0	.074	1.9
14/0	.063	1.6
15/0	.059	1.5

 LEAD WIRE TO HOOK SIZING CHART 

HOOK SIZE	WIRE SIZE
4 AND LARGER	.035
4 – 6	.030
6 – 10	.025
12 – 14	.020
14 – 16	.015
18 AND SMALLER	.010

DISCLAIMER

The charts shown above are simply for information only and to provide the fly tyer with a basic guide as to what fits what. The information is not carved in stone and it is up to the fly tyer should decide to use these charts or not. It should be noted that the fly tyer may opt for a different bead size for a given hook or may want to apply a different diameter of lead wire to a given hook size. Tyers preference.