SPI Combination Square Sets

Features:

• Sets and parts in 6", 18" and 24" also available
• Accuracy meets federal specifications
• Blades are fully hardened and tempered.
• Finished in baked enamel
• Square head has level and scriber point
• Micro-fine blade graduations
• Sets with cast head or with hardened head
• Graduations:
  • 4R: 8ths, 16ths, 32nds, 100ths
  • 16R: 32nds, 64ths, 50ths, 100ths
  • Inch/Metric: 1 mm, 64ths, 32nds, 1/2 mm
  • Metric: 1 mm, 1/2 mm, 1 mm, 1/2 mm

Replacement Blades:

• Made of federal specifications
• Fully hardened and tempered and stain chrome finish
• Interchangeable with all popular makes of combination squares