• Korloy Micro Boring Bar Boring MBR
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Korloy Micro Boring Bar Boring MBR

Korloy Micro Boring Bar Boring MBR

Solid carbide micro boring bar for small-diameter boring from 3.2 mm minimum bore diameter.

Key features

  • Ultra fine grain carbide substrate
  • PC30M: TiN coated grade for stainless steel and heat resisting alloys
  • Z12M: uncoated grade for cast iron, aluminum and non-ferrous metals
  • Double ended and single ended types

Specifications

Material Solid carbide
Grades PC30M (coated) / Z12M (uncoated)
MBR0310 Type: Double ended | Shank dia. d (mm): 3.0 | Min. machining dia. (mm): 3.2 | l (mm): 10 | a (mm): 0.5 | S (mm): 1.4 | L (mm): 40
MBR0315 Type: Double ended | Shank dia. d (mm): 3.0 | Min. machining dia. (mm): 3.2 | l (mm): 15 | a (mm): 0.5 | S (mm): 1.4 | L (mm): 50 | Note: PC30M under preparing for stock
MBR0410 Type: Double ended | Shank dia. d (mm): 4.0 | Min. machining dia. (mm): 4.2 | l (mm): 10 | a (mm): 0.6 | S (mm): 1.9 | L (mm): 40
MBR0415 Type: Double ended | Shank dia. d (mm): 4.0 | Min. machining dia. (mm): 4.2 | l (mm): 15 | a (mm): 0.6 | S (mm): 1.9 | L (mm): 50 | Note: PC30M under preparing for stock
MBR0420 Type: Double ended | Shank dia. d (mm): 4.0 | Min. machining dia. (mm): 4.2 | l (mm): 20 | a (mm): 0.6 | S (mm): 1.9 | L (mm): 60
MBR0615 Type: Double ended | Shank dia. d (mm): 6.0 | Min. machining dia. (mm): 6.2 | l (mm): 15 | a (mm): 0.75 | S (mm): 2.9 | L (mm): 55 | Note: PC30M under preparing for stock
MBR0620 Type: Double ended | Shank dia. d (mm): 6.0 | Min. machining dia. (mm): 6.2 | l (mm): 20 | a (mm): 0.75 | S (mm): 2.9 | L (mm): 65
MBR0820 Type: Double ended | Shank dia. d (mm): 8.0 | Min. machining dia. (mm): 8.2 | l (mm): 20 | a (mm): 0.8 | S (mm): 3.9 | L (mm): 70 | Note: PC30M under preparing for stock
MBR1025 Type: Double ended | Shank dia. d (mm): 10.0 | Min. machining dia. (mm): 10.2 | l (mm): 25 | a (mm): 1.0 | S (mm): 4.9 | L (mm): 80 | Note: PC30M under preparing for stock
Boring BarsKorloy
9 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
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Korloy Micro Boring Bar Boring MBR

Brand Korloy·Boring Bars

Available part numbers (9)

MBR0310, MBR0315, MBR0410, MBR0415, MBR0420, MBR0615, MBR0620, MBR0820, MBR1025

How to order

Send the Korloy part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codes & specifications
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Product codeSpec
MBR0310Type: Double ended | Shank dia. d (mm): 3.0 | Min. machining dia. (mm): 3.2 | l (mm): 10 | a (mm): 0.5 | S (mm): 1.4 | L (mm): 40
MBR0315Type: Double ended | Shank dia. d (mm): 3.0 | Min. machining dia. (mm): 3.2 | l (mm): 15 | a (mm): 0.5 | S (mm): 1.4 | L (mm): 50 | Note: PC30M under preparing for stock
MBR0410Type: Double ended | Shank dia. d (mm): 4.0 | Min. machining dia. (mm): 4.2 | l (mm): 10 | a (mm): 0.6 | S (mm): 1.9 | L (mm): 40
MBR0415Type: Double ended | Shank dia. d (mm): 4.0 | Min. machining dia. (mm): 4.2 | l (mm): 15 | a (mm): 0.6 | S (mm): 1.9 | L (mm): 50 | Note: PC30M under preparing for stock
MBR0420Type: Double ended | Shank dia. d (mm): 4.0 | Min. machining dia. (mm): 4.2 | l (mm): 20 | a (mm): 0.6 | S (mm): 1.9 | L (mm): 60
MBR0615Type: Double ended | Shank dia. d (mm): 6.0 | Min. machining dia. (mm): 6.2 | l (mm): 15 | a (mm): 0.75 | S (mm): 2.9 | L (mm): 55 | Note: PC30M under preparing for stock
MBR0620Type: Double ended | Shank dia. d (mm): 6.0 | Min. machining dia. (mm): 6.2 | l (mm): 20 | a (mm): 0.75 | S (mm): 2.9 | L (mm): 65
MBR0820Type: Double ended | Shank dia. d (mm): 8.0 | Min. machining dia. (mm): 8.2 | l (mm): 20 | a (mm): 0.8 | S (mm): 3.9 | L (mm): 70 | Note: PC30M under preparing for stock
MBR1025Type: Double ended | Shank dia. d (mm): 10.0 | Min. machining dia. (mm): 10.2 | l (mm): 25 | a (mm): 1.0 | S (mm): 4.9 | L (mm): 80 | Note: PC30M under preparing for stock

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