WEN 3 in. x 2 in. x 1 in. Steel-Hardened Precision 1-2-3-Gauge Blocks (2-Pack) 10423 - The Home Depot
1 x 2 x 3 Inch Blocks Set 1/2" Single Hole Matched Pair 123 Blocks with One Hole Hardened Steel Precision Ground Machinist Set Up Blocks for Precision Grinding Layouts: Amazon.com: Industrial & Scientific
2 PC 1-2-3 Metal Blocks 23 Holes Milling Drilling Machining Precision Block - Power Lathe Accessories - Amazon.com
SPI - Setup Block: 0.0001 Squareness, Hardened Steel, 1-2-3 Block - 01424951 - MSC Industrial Supply
WEN 10423 3 x 2 x 1-Inch Steel-Hardened Precision 123 Blocks, Two Pack — WEN Products
Taytools 469744 1-2-3 Blocks No Holes Matched Pair (2 Each), Hardened Steel RC 55-62, (1"x2"x3") 123 Precision Ground Machinist Set Up Blocks: Amazon.com: Industrial & Scientific
TEXALAN Ultra Precision 1-2-3" Blocks 2pcs/Pair (23 Holes): Amazon.com: Industrial & Scientific
Steel Precision Blocks | Steel Milling Tool | Machinist Block | Milling Blocks | 123 Blocks - Gauges - Aliexpress
2pcs/set 25-50-75mm Hardened Steel Blocks 0.005" Precision Matched Machinist 123 Milling Tool 23 Holes 1-2-3" Block Gauge - Gauges - AliExpress
Fowler - Setup Block: 0.0003 Squareness, Hardened Steel, 1-2-3 Block - 63721997 - MSC Industrial Supply
Machinist Precision Block | Measurement Steel Block | Hardened Steel Blocks - 2pcs Steel - Aliexpress
BL-123 Pair of 1" x 2" x 3" Precision Steel 1-2-3 Blocks: Power Milling Machine Accessories: Amazon.com: Industrial & Scientific
23 Hole 1-2-3 Blocks — Taylor Toolworks
3 STEEL BLOCKS, NASA Technology Images - NARA & DVIDS Public Domain Archive Public Domain Search
23 Hole 1-2-3 Blocks — Taylor Toolworks
Steel Clamping Block Set | 23 Holes Precision | Steel Block Gauge | Precision Blocks - 23 - Aliexpress
WEN 3 in. x 2 in. x 1 in. Steel-Hardened Precision 1-2-3-Gauge Blocks (2-Pack) 10423 - The Home Depot
Precision Machinist 123 Blocks with No Holes - 0.0001"
Amazon.com: LLDSIMEX Pair 1" x 2" x 3" Precision Steel 1-2-3 Blocks 23 Holes : Industrial & Scientific
Irving Penn, 3 Steel Blocks, 1981 · SFMOMA
