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SPI 13-669-7 Setup 1-2-3 Blocks: Matched & Measured Pair with 5 Tapped Holes (5/16-18) & 6 Untapped Holes

SPI 13-669-7 Setup 1-2-3 Blocks: Matched & Measured Pair with 5 Tapped Holes (5/16-18) & 6 Untapped Holes
- Set includes a matched pair of 1-inch x 2-inch x 3-inch blocks, five plated 5/16-18 threaded socket head cap screws, and a hex key wrench
- Each block is precision ground and case hardened on all six surfaces; the surface finish is 6 to 16 micro-inches
- Squareness on all sides to 0.0001 inch
- There are a total of 11 holes on three faces: five 5/16-18 tapped (arranged for holding down and for conversion to an angle plate) and six untapped drilled-through holes with deep recesses for easy clamping
- Blocks are over-sized to allow for normal lapping to 0.0003 inches
- Includes fitted storage case
Country USA
Brand SPI
Manufacturer MSC Industrial
ItemPartNumber 71436141
Model 13-669-7
UnitCount 2
ReleaseDate 0000-00-00

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Country	USA
Brand	SPI
Manufacturer	MSC Industrial
ItemPartNumber	71436141
Model	13-669-7
UnitCount	2
ReleaseDate	0000-00-00