INSIZE 4168-S25 Steel Ball Set (25 pairs)
USD 189.18
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Diameter: 1, 2, 3, 4, 5, 6, 7, 8, 9,
10, 11, 12, 13, 14, 15, 16,
17, 18, 19, 20, 21, 22, 23, 24, 25mm
Steel balls per set: 25 pairs
To measure angle and diameter of taper holes
Each size has a pair of steel ball
Material: tool steel
Hardness: HRC63
Diameter accuracy: ±2µm
Roundness: 0.6µm
Supplied with manufacture inspection certificate
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