Boring bars – Climax BB5000 Drilling Accessories User Manual

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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]

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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

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