3PC Cryo Step Reamer Set, 3/8" Shank
(Pack of 1.0)

CryoTool®

Get more done with fewer tools. Cryo Step Reamers combine cutting, deburring, enlarging, and realigning functions into one versatile tool. Perfect for shop metals like steel and aluminum up to 1/2" thick. Engineered with Cryophase™ thermal treatment and dual flutes for smoother cutting and chip evacuation, these reamers deliver durability and control even under tough conditions. The 3/8" non-slip shank ensures maximum cutting efficiency and tool life, making it a go-to for demanding jobs.
• Multi-function design cuts, deburrs, enlarges, and aligns holes
• Ideal for metals up to 1/2"" thick, including steel and aluminum
• Cryophase™ treatment increases durability and flexibility
• Deep cutter reaches up to 1/2"" depth
• Step bit design allows precise control of hole sizing
• Double flute ensures smooth cuts and efficient chip removal
• 3/8"" heavy-duty shank with flats for secure, non-slip grip
• Hardness: 62–64 Rc
CAUTION: Any cutting tool may break or shatter under improper use. Government regulations require use of safety glasses and other appropriate safety equipment at all times in the vicinity of use.

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Product Description

Get more done with fewer tools. Cryo Step Reamers combine cutting, deburring, enlarging, and realigning functions into one versatile tool. Perfect for shop metals like steel and aluminum up to 1/2" thick. Engineered with Cryophase™ thermal treatment and dual flutes for smoother cutting and chip evacuation, these reamers deliver durability and control even under tough conditions. The 3/8" non-slip shank ensures maximum cutting efficiency and tool life, making it a go-to for demanding jobs.
• Multi-function design cuts, deburrs, enlarges, and aligns holes
• Ideal for metals up to 1/2"" thick, including steel and aluminum
• Cryophase™ treatment increases durability and flexibility
• Deep cutter reaches up to 1/2"" depth
• Step bit design allows precise control of hole sizing
• Double flute ensures smooth cuts and efficient chip removal
• 3/8"" heavy-duty shank with flats for secure, non-slip grip
• Hardness: 62–64 Rc
CAUTION: Any cutting tool may break or shatter under improper use. Government regulations require use of safety glasses and other appropriate safety equipment at all times in the vicinity of use.

Technical Specifications

Item#: DY81910003
Type Step Reamer
Material High Speed Steel
Diameter 5/16 to 9/16, 9/16 to 13/16, and 13/16 to 1-1/16 "
Shank Type Straight
Finish Black Oxide
Shank Size 3/8 "
Flats 3
Material Thickness 1/2 "
Overall Length 4 "
Number of Pieces 3
UNSPSC #: 23241611
TAA Compliant: Yes
Weight: 1.17 lb

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