Description
SCREW PITCH GAUGE.
Used for identifying and checking screw thread types..
SI (System international) Metric blades should not be used to check ISO (International standards organisation) metric threads due to interference of the thread form.
ISO metric blades can, however , be used to check SI metric threads.
· Accurately milled steel blades.
· Designed to check both internal and external threads forms.
· Marked with nominal size on each blade.
· All blades fixed in a steel sleeve.
· Screw cutting gauge included. 60º
SCREW PITCH : AMERICAN NATIONAL
BLADES : 30
THREADS PER INCH : 4;41/2; 5;51/2;6;7;8;9;10;11;111/2;12;13;14;15;
16;18;20;22;24;26;27;28;30;32;34;36;38;40;42.
SKU : MAW799
Made in England
