Precision Machinist's Straight Edge 320 - 12.6" with double-sided bevel (USSR)

Description

Precision Machinist's Straight Edge 320 - 12.6" with double-sided bevel.
A levelling ruler with a double-sided bevel, is
designed to check straightness and flatness by the "light-slit" method.
Specifications:
Accuracy class 1
Permissible deviation from straightness  - 0,002 mm
Dimensions - 320/40/8 mm
Devel angle - 30  degrees
Material- instrumental alloyed steel.
There are heat-insulating covers.
Made in USSR
Information for buyers :
Delivery time:
Into the USA:  Delivery time "Economy Shipping from outside US": 14-17 business days from the date of shipment , if you choose delivery
" Expedited Shipping from outside US" then the d
elivery time is 4 -5
business days from the date of shipment.
Delivery time
i
nto
Canada, Mexico, Great Britain, Germany, France, China, Japan, Australia and
other countries
: 7-10 business days from the date of shipment .