Genius Tools Triple Square Bit 18mm Hex Shank M18 Drive 200mm Length High Speed Tool Steel - 8818
- Genius Tools 8818 triple square bit features an M18 drive and 18mm hex shank for matching the required fastener and holder configuration.
- 200mm overall length provides added reach for working on fasteners located in tight, recessed, or difficult-to-access areas.
- High Speed Tool Steel construction gives this long triple square bit a clearly defined material specification for customers comparing tool steel options.
- Heat-treated construction supports wear resistance and a strong inner core, helping the bit withstand repeated fastening and removal tasks.
- Permanently stamped size markings make the M18 size easier to identify quickly and keep organized with similar drive bits.
Also Available in Other Sizes (62) Same tool, different size Show all 62 sizes Hide sizes
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Size M4 · Shank 1/4" · Length 30mm
$1.56
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Size M4 · Shank 1/4" · Length 56mm
$3.12
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Size M4 · Shank 1/4" · Length 88mm
$6.77
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Size M4 · Shank 1/4" · Length 125mm
$7.78
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Size M4 · Shank 1/4" · Length 160mm
$8.60
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Size M4 · Shank 1/4" · Length 200mm
$11.72
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Size M5 · Shank 1/4" · Length 30mm
$1.56
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Size M5 · Shank 1/4" · Length 56mm
$3.12
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Size M5 · Shank 1/4" · Length 88mm
$6.77
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Size M5 · Shank 1/4" · Length 125mm
$7.78
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Size M5 · Shank 1/4" · Length 160mm
$8.60
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Size M5 · Shank 1/4" · Length 200mm
$11.72
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Size M5 · Shank 10mm · Length 30mm
Special Price $1.41 Regular Price $4.15
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Size M5 · Shank 10mm · Length 75mm
Special Price $2.11 Regular Price $9.96
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Size M6 · Shank 1/4" · Length 30mm
$1.56
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Size M6 · Shank 1/4" · Length 56mm
$3.12
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Size M6 · Shank 1/4" · Length 88mm
$5.89
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Size M6 · Shank 1/4" · Length 125mm
$7.78
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Size M6 · Shank 1/4" · Length 160mm
$8.60
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Size M6 · Shank 1/4" · Length 200mm
$11.72
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Size M6 · Shank 10mm · Length 30mm
Special Price $1.30 Regular Price $4.15
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Size M6 · Shank 10mm · Length 75mm
Special Price $2.24 Regular Price $9.96
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Size M8 · Shank 5/16" · Length 30mm
$2.65
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Size M8 · Shank 5/16" · Length 56mm
$3.89
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Size M8 · Shank 5/16" · Length 88mm
$7.25
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Size M8 · Shank 5/16" · Length 125mm
$9.68
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Size M8 · Shank 5/16" · Length 160mm
$12.09
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Size M8 · Shank 5/16" · Length 200mm
$14.52
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Size M8 · Shank 10mm · Length 30mm
Special Price $1.41 Regular Price $4.15
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Size M8 · Shank 10mm · Length 75mm
Special Price $2.24 Regular Price $9.96
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Size M10 · Shank 10mm · Length 30mm
$3.62
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Size M10 · Shank 10mm · Length 56mm
$5.33
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Size M10 · Shank 10mm · Length 75mm
Special Price $2.13 Regular Price $9.96
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Size M10 · Shank 10mm · Length 88mm
$9.68
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Size M10 · Shank 10mm · Length 125mm
$16.70
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Size M10 · Shank 10mm · Length 160mm
$19.49
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Size M10 · Shank 10mm · Length 200mm
$22.28
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Size M12 · Shank 10mm · Length 30mm
Special Price $2.07 Regular Price $4.15
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Size M12 · Shank 10mm · Length 75mm
Special Price $2.91 Regular Price $9.96
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Size M12 · Shank 12mm · Length 30mm
$5.44
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Size M12 · Shank 12mm · Length 56mm
$7.78
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Size M12 · Shank 12mm · Length 88mm
$15.04
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Size M12 · Shank 12mm · Length 125mm
$18.15
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Size M12 · Shank 12mm · Length 160mm
$21.30
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Size M12 · Shank 12mm · Length 200mm
$24.21
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Size M14 · Shank 14mm · Length 30mm
$6.67
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Size M14 · Shank 14mm · Length 56mm
$8.22
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Size M14 · Shank 14mm · Length 88mm
$16.46
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Size M14 · Shank 14mm · Length 125mm
$25.04
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Size M14 · Shank 14mm · Length 160mm
$29.20
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Size M14 · Shank 14mm · Length 200mm
$33.41
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Size M16 · Shank 16mm · Length 36mm
$9.72
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Size M16 · Shank 16mm · Length 56mm
$9.90
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Size M16 · Shank 16mm · Length 88mm
$18.63
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Size M16 · Shank 16mm · Length 125mm
$29.20
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Size M16 · Shank 16mm · Length 160mm
$34.23
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Size M16 · Shank 16mm · Length 200mm
$33.88
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Size M18 · Shank 19mm · Length 36mm
$12.51
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Size M18 · Shank 19mm · Length 56mm
$13.36
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Size M18 · Shank 19mm · Length 88mm
$21.30
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Size M18 · Shank 19mm · Length 125mm
$33.41
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Size M18 · Shank 19mm · Length 160mm
$38.96
Genius Tools Triple Square Bit 18mm Hex Shank M18 Drive 200mm Length High Speed Tool Steel - 8818 Professional Screwdriver Bit
SKU: 8818. This professional screwdriver bit features an 18mm hex shank with an M18 triple square drive and an overall length of 200mm (7.87 inches) for added reach in demanding fastening work.
Designed for professional technicians and heavy, repeat use, the bit is heat treated for a tough exterior and strong inner core. Size markings are stamped for quick, permanent identification, helping keep tool organization simple and consistent.
Key Benefits
- 18mm hex shank with M18 triple square drive for secure engagement.
- 200mm overall length (7.87 inches) improves access in hard-to-reach areas.
- Made from high speed steel for strength, durability, and anti-corrosive properties.
- Heat-treated construction supports tough exterior wear resistance and core strength.
- Permanently stamped size markings speed identification and reduce tool-selection mistakes.
- Meets or exceeds ANSI standards established by the American National Standards Institute.
- Backed by the Genius Tools Limited Lifetime Warranty against manufacturer defects.
Built to perform over a lifetime of heavy use, this bit combines durable materials, clear size identification, and ANSI-aligned quality expectations. Its long-reach 200mm design supports controlled fastening where standard-length bits fall short, while the heat-treated build helps maintain reliability and consistent fit in professional environments.
| Brand | Genius Tools |
|---|---|
| Size | M18 |
| Drive Size | 19mm Hex Shank |
| Length | 200mm |
| Type | Triple Square Screwdriver Bits |