Traditional Radius Gauges
Traditional Screw Pitch Gauges
WORKSHOP
At a Glance
• Accurately milled steel blades
Features
• Accurately milled steel blades • Designed to check both internal and external thread forms • Marked with nominal size on each blade
Features
• Designed to check both internal and external radii • Marked with nominal size on each blade • Mounted either on a ring or in a steel sleeve
• All blades fixed in a steel sleeve • Screw cutting gauge included
801
204M
206M
383
382
Traditional Screw Pitch Gauges
Traditional Radius Gauges - Ring
No.of Blades
Threads per (mm)
Code No
Description
Range (mm)
Range (inch)
No. of Blades
Graduation (mm)
Graduation (inch)
Code No
0.25, 0.3, 0.35, 0.4, 0.45, 0.5, 0.55, 0.6, 0.65, 0.7, 0.75, 0.8, 0.85, 0.9, 1.0, 1.1, 1.2, 1.25, 1.3, 1.4, 1.5, 1.6, 1.7, 1.75, 1.8, 1.9, 2.0, 2.5, 3.0 Metric: 0.4, 0.5, 0.7, 0.75, 0.8, 0.9, 1.0, 1.25, 1.50, 1.75, 2.0, 2.5, 3.0, 3.5, 4.0, 4.5, 5.0, 5.5, 6.0, 6.5, 7.0 Imperial: 4, 4.5, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 16, 18, 19, 20, 22, 24, 25, 26, 28, 30, 32, 36, 40, 48, 60 4, 4.5, 5, 5.5, 6, 7, 8, 9, 10, 11, 11.5, 12, 13, 14, 15, 16, 18, 20, 22, 24, 26, 27, 28, 30, 32, 34, 36, 38, 40, 42
204M
0.75-5
18
0.25
801
S.I. Metric
30
204
1/32 - 17/64 16
1/64
SI Metric & Whitworth
804
Traditional Radius Gauges - Metric
49
Range (mm)
No. of Blades
Graduation (mm)
Code No
Description
806
206M
Unified
30
Sleeve
0.75-5
18
0.25
204MA
Ring
5.5-13
16
0.5
0.35, 0.4, 0.45, 0.5, 0.6, 0.7, 0.75, 0.8, 1.0, 1.25, 1.5, 1.75, 2.0, 2.5, 3.0, 3.5, 4.0, 4.5, 5.0, 5.5, 6.0
206MA
Sleeve
5.5-13
16
0.5
809
ISO Metric
22
Traditional Radius Gauges - Imperial
Note: SI (System International) metric blades should not be used to check ISO (International Standards Organisation) metric threads due to interference of the thread forms; but ISO metric blades can be used to check SI metric threads.
Range (inch)
No. of Blades
Graduation (inch)
Code No
Description
206
Sleeve
1/32 - 17/64 16
1/64
Visit our Website
204A
Ring
9/32 - 33/64 16
1/64
For more information please click here
206A
Sleeve
9/32 - 33/64 16
1/64
Bowers Group | sales@bowersgroup.co.uk | www.bowersgroup.co.uk
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