Genius Tools Triple Square Screwdriver Bit 19mm Hex Shank M18 Drive 36mm Length Durable Steel - 8118
- Genius Tools 8118 triple square screwdriver bit is sized for M18 triple square fasteners and uses a 19mm hex shank.
- 36mm overall length helps support controlled handling when working in tight, precise access areas.
- Steel construction with a heat-treated exterior improves toughness while maintaining a strong inner core.
- Stamped size markings make the M18 bit easier to identify, select, and organize with similar screwdriver bits.
- Useful for matching the required triple square fastener size and compatible hex-shank drive setup before purchase.
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 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
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Size M18 · Shank 19mm · Length 200mm
$44.53
Genius Tools Triple Square Screwdriver Bit 19mm Hex Shank M18 Drive 36mm Length Durable Steel - 8118 | Professional Bit
Built for precise triple square fasteners, this professional screwdriver bit combines an 18mm hex shank with an M18 triple square drive in a compact 36mm overall length. The short profile helps maintain control while delivering consistent torque transfer in demanding shop conditions.
High Speed Steel construction provides strength and durability, with anti-corrosive properties to withstand everyday wear. Heat treatment adds a tough exterior while maintaining inner core strength, and the size is stamped for quick, permanent identification during tool organization.
Key Benefits
- 18mm hex shank pairs with M18 triple square drive for secure engagement.
- 36mm overall length supports controlled handling in tight, precise work.
- High Speed Steel body delivers high strength with anti-corrosive properties.
- Heat-treated design creates tough exterior and resilient inner core strength.
- Permanently stamped size improves tool organization and faster identification.
- Meets or exceeds ANSI standards for consistent professional performance expectations.
- Covered by Genius Tools Limited Lifetime Warranty against manufacturer defects.
Designed and made for professional technicians, this bit is built to perform over a lifetime of heavy use. With durable steel construction, clear size marking, and ANSI-aligned quality, it’s a reliable choice when repeatable fit, strength, and long-term service matter.
| Brand | Genius Tools |
|---|---|
| Material | High Speed Tool Steel |
| Size | M18 |
| Drive Size | 19mm Hex Shank |
| Length | 36mm |
| Type | Triple Square Screwdriver Bits |