Jewellers Saw Frames & Blades
Blade Size |
Blade Teeth |
Blade Depth |
Teeth
per Inch
|
Required Drill Size for Piercing |
Recommended
B&S Gauge
|
8/0 |
.0063" |
.0126" |
89.0 |
80 |
26g |
7/0 |
.0067" |
.0130" |
84.0 |
80 |
24g - 26g |
6/0 |
.0070" |
.0140" |
76.0 |
79 |
24g |
5/0 |
.0080" |
.0157" |
71.0 |
78 |
22g - 24g |
4/0 |
.0086" |
.0175" |
66.0 |
77 |
22g |
3/0 |
.0095" |
.0190" |
61.0 |
76 |
22g |
2/0 |
.0103" |
.0204" |
56.0 |
75 |
20g - 22g |
1/0 |
.0110" |
.0220" |
53.5 |
73 |
18g - 22g |
1 |
.0120" |
.0240" |
51.0 |
71 |
18g - 20g |
2 |
.0134" |
.0270" |
43.0 |
70 |
16g - 18g |
3 |
.0140" |
.0290" |
40.5 |
68 |
16g - 18g |
4 |
.0150" |
.0307" |
38.0 |
67 |
16g - 18g |
5 |
.0158" |
.0331" |
35.5 |
65 |
16g |
6 |
.0173" |
.0370" |
33.0 |
58 |
14g |
7 |
.0189" |
.0400" |
30.5 |
57 |
12g |
8 |
.0197" |
.0440" |
28.0 |
55 |
12g |