• COMET ST22045-55 Screw
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COMET ST22045-55 Screw

COMET ST22045-55 Screw

COMET ST22045-55 Screw is a tooling component designed to securely clamp carbide inserts within turning, milling, or boring holders, sourced direct from Korea.

Key features

  • These clamping screws are a critical consumable in CNC machining setups, replacing worn or damaged fasteners to maintain precise insert positioning and cutting stability across production runs
389-2156 MPN: ST22045-55 | WIDIA-M2.2(ST22045-55) | a: 3 | b: 0.4 | c: 4.5 | M: M2.2x0.45 | Wrench: T6 | Related product No.: WIDIA-M2.2 | A(˚): 55
389-2165 MPN: ST2553-55 | WIDIA-M2.5(ST2553-55) | a: 3.45 | b: 0.6 | c: 5.3 | M: M2.5x0.45 | Wrench: T8 | Related product No.: WIDIA-M2.5 | A(˚): 55
389-2174 MPN: ST307-55 | WIDIA-M3.0(ST307-55) | a: 4.2 | b: 0.6 | c: 7 | M: M3x0.5 | Wrench: T8 | Related product No.: WIDIA-M3.0 | A(˚): 55
389-2183 MPN: ST3509-55 | WIDIA-M3.5(ST3509-55) | a: 5.45 | b: 0.6 | c: 9 | M: M3.5x0.6 | Wrench: T15 | Related product No.: WIDIA-M3.5 | A(˚): 55
389-2192 MPN: ST4101-60W | WIDIA-M4.0(ST4101-60W) | a: 5.5 | b: 1.2 | c: 10.1 | M: M4x0.7 | Wrench: T15 | Related Product No.: TSB 4010 | A(˚): 60
389-2208 MPN: ST411-60W | WIDIA-M4.0(ST411-60W) | a: 6.8 | b: 1.2 | c: 11 | M: M4x0.7 | Wrench: T15 | Related product No.: TSB 40110 | A(˚): 60
389-2217 MPN: STB5135-40 | TSB 5844(STB5135-40) | a: 6.6 | b: 1.0 | c: 13.5 | M: M5x0.5 | Wrench: T20 | Related product No.: TSB 5844 | A(˚): 40
Carbide Inserts & HoldersCOMET
7 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
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COMET ST22045-55 Screw

Brand COMET·Carbide Inserts & Holders

Available part numbers (7)

389-2156, 389-2165, 389-2174, 389-2183, 389-2192, 389-2208, 389-2217

How to order

Send the COMET 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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RFQ List (0)
Product codeSpec
389-2156MPN: ST22045-55 | WIDIA-M2.2(ST22045-55) | a: 3 | b: 0.4 | c: 4.5 | M: M2.2x0.45 | Wrench: T6 | Related product No.: WIDIA-M2.2 | A(˚): 55
389-2165MPN: ST2553-55 | WIDIA-M2.5(ST2553-55) | a: 3.45 | b: 0.6 | c: 5.3 | M: M2.5x0.45 | Wrench: T8 | Related product No.: WIDIA-M2.5 | A(˚): 55
389-2174MPN: ST307-55 | WIDIA-M3.0(ST307-55) | a: 4.2 | b: 0.6 | c: 7 | M: M3x0.5 | Wrench: T8 | Related product No.: WIDIA-M3.0 | A(˚): 55
389-2183MPN: ST3509-55 | WIDIA-M3.5(ST3509-55) | a: 5.45 | b: 0.6 | c: 9 | M: M3.5x0.6 | Wrench: T15 | Related product No.: WIDIA-M3.5 | A(˚): 55
389-2192MPN: ST4101-60W | WIDIA-M4.0(ST4101-60W) | a: 5.5 | b: 1.2 | c: 10.1 | M: M4x0.7 | Wrench: T15 | Related Product No.: TSB 4010 | A(˚): 60
389-2208MPN: ST411-60W | WIDIA-M4.0(ST411-60W) | a: 6.8 | b: 1.2 | c: 11 | M: M4x0.7 | Wrench: T15 | Related product No.: TSB 40110 | A(˚): 60
389-2217MPN: STB5135-40 | TSB 5844(STB5135-40) | a: 6.6 | b: 1.0 | c: 13.5 | M: M5x0.5 | Wrench: T20 | Related product No.: TSB 5844 | A(˚): 40

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