No. of Flutes : 4, Pattern: Straight Flute Used to precisely machine existing holes to an exact diameter Carbon Steel reamers ; Versatile tool steel featuring high toughness and excellent wear resistance Each reamer can be adjusted to a precise diameter Included sizes: HV 1/4"-9/32" HW 9/32"-5/16" HZ 5/16"-11/32" HY 11/32"-3/8" H1- 3/8"-13/32" H2- 13/32"-7/16" H3- 7/16"-15/32"

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Precision Made- Quality Pilot Adjustable Hand Reamers DIY Hand Tools-Made of HSS M2 Grade with Pilot Guide. The act of tightening and loosening the restraining nuts at each end varies the size that may be cut. The blades are made of high speed steel for long life and can be adjusted by loosening one nut while tightening the other. They are used mostly for repair, and finishing tool for accurate work in the field of metalworking, automobile and machining

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