6. ADJUSTABLE HAND REAMERS

  
Art No.   Size  
Range
No. of Blades Description
Inch mm
1931-A 8/A 1/4 to  9/32 6.35 to 7.14
4
  • Useful for light cut, repair work, removing stock or simply for enlarging holes.

  • Reamers expand by loosing one adjusting nut and tightening the other.

  • Reamer blades are manufactured from high speed steel, accurately hardened to 60-64 HRC and relief ground.

1932-A 7/A  9/32 to 5/16 7.14 to 7.94
4
1933-A 6/A 5/16 to 11/32 7.94 to 8.73
4
1934-A 5/A 11/32 to 3/8 8.73 to 9.52
5
1935-A 4/A 3/8 to 13/32 9.52 to 10.32
6
1936-A 3/A 13/32 to 7/16 10.32 to 11.11
6
1937-A 2/A 7/16 to 15/32 11.11 to 11.91
6
1938-A A 15/32 to 17/32 11.91 to 13.49
6
1939-A B 17/32 to 19/32 13.49 to 15.08
6
1940-A C 19/32 to 21/32 15.08 to 16.67
6
1941-A D 21/32 to 23/32 16.67 to 18.26
6
1942-A E 23/32 to 25/32 18.26 to 19.84
6
1943-A F 25/32 to 27/32 19.84 to 21.43
6
1944-A G 27/32 to 15/16 21.43 to 23.81
6
1945-A H 15/16 to 1-1/16 23.81 to 26.99
6
1946-A I 1-1/16 to 1-3/16 26.99 to 30.16
6
1947-A J 1-3/16 to 1-11/32 30.16 to 34.13
6
1948-A K 1-11/32 to 1-1/2 34.13 to 38.10
6
1949-A L 1-1/2 to 1-13/16 38.10 to 46.04
6
1950-A M 1-13/16 to 2-7/32 46.04 to 56.36
6
1951-A N 2-7/32 to 2-3/4 56.36 to 69.85
6
1952-A O 2-3/4 to 3-11/32 69.85 to 84.93
6