Machinist Square 90 Degree Right Angle Engineer Set Precision Ground Steel Hardened Angle Ruler gauge square ruler Protractor
Machinist Square 90 Degree Right Angle Engineer Set Precision Ground Steel Hardened Angle Ruler gauge square ruler Protractor
SPECIFICATIONS
Brand Name: HKFLYTOOL
Certification: NONE
Choice: yes
DIY Supplies: Metalworking
Model Number: HK128
Origin: Mainland China
semi_Choice: yes
Material: Stainless steel
Size: 63x40mm, 80x50mm, 100x63mm, 125x80mm
(2.48x1.57", 3.15x1.97", 3.94x2.48", 4.92x3.15")
Edge angle: 30°
Seat Width: 5mm
Accuracy: Grade 1
Tolerance 0.02-0.05 mm
Use For: 90° right angle measuring, designed for precision layout and measurement work.
1. For checking the squareness of an edge, using the light-gap method. The blade is bevelled on both sides.
2. Accuracy grade 1, squareness tolerance of 0.02-0.05 mm.
3. Supplied in a protective case.
4. Beams and blades are ground and lapped for parallelism.
5. 30° Knife edge, beams and blades are ground and lapped.
1 x Edge Square Ruler
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