Boring bars – Climax BB5000 Drilling Accessories User Manual
Page 2

Boring BArs
Climax Portable Machining & Welding Systems Web site: climaxportable.com
Worldwide Phone:
1.503.538.2185 N. America Toll-Free: 1.800.333.8311 Fax: 1.503.538.7600 E-mail: [email protected]
page 2
Morse Taper and straight shank Bars
2-¼ inch (57.2 mm) diameter boring bars are manufactured from 1045 CPO, hard chrome centerless ground and polished steel with a
hardness of Rc 67-72, and a surface finish of 16 Ra maximum.
Bars have a full-length keyway and are straightened to within 0.001 inch/ft after machining. Bars are packaged in
fitted steel boxes with quick release latches and include a Morse taper drift key.
Table 1: Part numbers for 2-¼ Inch (57.2 mm) diameter Bars for Drilling & Blind Hole Boring
Bar Length
Inch (mm)
#4 Morse Taper only
#4 Morse Taper and
Straight Shank
#5 Morse Taper only
#5 Morse Taper and
Straight Shank
24 (609.6)
58828
19282
18715
36 (914.4)
36114
61459
19283
18716
48 (1219.2)
38277
61502
19284
18717
60 (1524.0)
58827
19285
18718
72 (1828.8)
36113
61503
21131
58820
96 (2438.4)
38278
61504
19286
58821
144 (3657.6)
34200
end slot Boring Bars
End Slot Boring Bars, like standard Climax Boring Bars, are manufactured from 1045 CPO, hard chrome centerless ground and polished
steel.
Bars have full length keyway and are straightened to within 0.001 inch/ft after machining, and are packaged in
fitted steel boxes with quick release latches.
End slot Boring Bars have ½ inch or 12 mm Square Broached Holes on 6 inch (152.4 mm) centers starting 1 inch (25.4 mm) from the end
of the bar, and at the opposite end is a ½ inch or 12 mm tool slot machined into the end of the bar. The end slots have two tool bit
clamping screws for additional clamping force.
Bar Overall Length
Inch (mm)
Bars with ½ Inch End Slot
Bars with 12 mm End Slot
36 (914.4)
61600
61547
48 (1219.2)
61548
61587
72 (1828.8)
44769
61588