Description
Type 78-GR 3 Piece Set
Gold Oxide - low temperature stress relief that enhances lubricity, reduces friction and increases toughness
HSS Step Reamers, 3-Flats on Shank
• Accurately starts, enlarge and deburrs in holes in
material up to 1/2" thick.
• 90º notch point starts holes easily.
• Each reamer has five hole enlargement steps.
Hole sizes: 5
Range: 5/16"- 1-1/16"
Shank size: 3/8"
Step thickness: 1/2"
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