Genius Tools Screwdriver Bit 1/8 Inch Hex Size 1/4 Inch Hex Shank 30mm Length Precision Drive Durable Steel - 3108
- Genius Tools 3108 precision-drive screwdriver bit features a 1/8 inch hex size and 1/4 inch hex shank for compatible fastening setups.
- 30mm (1.18") overall length supports controlled fastening where a compact bit helps improve access in tighter working areas.
- Steel construction provides a durable bit body while preserving the key material specification for accurate product selection.
- Heat-treated design combines a tough exterior with a strong inner core for dependable use during hex screwdriving applications.
- Stamped size markings provide quick, permanent identification, making it easier to select and organize this 1/8 inch hex bit.
Also Available in Other Sizes (54) Same tool, different size Show all 54 sizes Hide sizes
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Size 1/16" · Shank 1/4" · Length 30mm
$1.43
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Size 1/16" · Shank 1/4" · Length 56mm
$3.12
-
Size 1/16" · Shank 1/4" · Length 88mm
$6.77
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Size 5/64" · Shank 1/4" · Length 30mm
$1.43
-
Size 5/64" · Shank 1/4" · Length 56mm
$2.71
-
Size 5/64" · Shank 1/4" · Length 88mm
$6.77
-
Size 3/32" · Shank 1/4" · Length 30mm
$1.43
-
Size 3/32" · Shank 1/4" · Length 56mm
$3.12
-
Size 3/32" · Shank 1/4" · Length 88mm
$6.77
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Size 7/64" · Shank 1/4" · Length 30mm
$1.43
-
Size 7/64" · Shank 1/4" · Length 56mm
$2.71
-
Size 7/64" · Shank 1/4" · Length 88mm
$6.77
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Size 1/8" · Shank 1/4" · Length 56mm
$3.12
-
Size 1/8" · Shank 1/4" · Length 88mm
$5.89
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Size 1/8" · Shank 5/16" · Length 30mm
$2.08
-
Size 5/32" · Shank 1/4" · Length 30mm
$1.43
-
Size 5/32" · Shank 1/4" · Length 56mm
$2.71
-
Size 5/32" · Shank 1/4" · Length 88mm
$6.77
-
Size 5/32" · Shank 5/16" · Length 30mm
$2.40
-
Size 3/16" · Shank 1/4" · Length 30mm
$1.43
-
Size 3/16" · Shank 1/4" · Length 56mm
$2.71
-
Size 3/16" · Shank 1/4" · Length 88mm
$6.77
-
Size 3/16" · Shank 5/16" · Length 30mm
$2.40
-
Size 7/32" · Shank 1/4" · Length 30mm
$1.43
-
Size 7/32" · Shank 1/4" · Length 56mm
$2.71
-
Size 7/32" · Shank 1/4" · Length 88mm
$6.77
-
Size 7/32" · Shank 5/16" · Length 30mm
$2.08
-
Size 1/4" · Shank 1/4" · Length 30mm
$1.43
-
Size 1/4" · Shank 1/4" · Length 56mm
$3.12
-
Size 1/4" · Shank 1/4" · Length 88mm
$7.24
-
Size 1/4" · Shank 5/16" · Length 30mm
$2.08
-
Size 9/32" · Shank 5/16" · Length 30mm
$2.23
-
Size 9/32" · Shank 5/16" · Length 56mm
$4.48
-
Size 9/32" · Shank 5/16" · Length 88mm
$8.34
-
Size 5/16" · Shank 5/16" · Length 30mm
$2.56
-
Size 5/16" · Shank 5/16" · Length 56mm
$3.89
-
Size 5/16" · Shank 5/16" · Length 88mm
$8.34
-
Size 3/8" · Shank 3/8" · Length 30mm
$4.16
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Size 3/8" · Shank 3/8" · Length 56mm
$6.12
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Size 3/8" · Shank 3/8" · Length 88mm
$11.13
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Size 7/16" · Shank 7/16" · Length 30mm
$4.73
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Size 7/16" · Shank 7/16" · Length 56mm
$6.77
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Size 7/16" · Shank 7/16" · Length 88mm
$15.04
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Size 1/2" · Shank 1/2" · Length 30mm
$5.80
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Size 1/2" · Shank 1/2" · Length 56mm
$8.63
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Size 1/2" · Shank 1/2" · Length 88mm
$18.93
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Size 9/16" · Shank 9/16" · Length 56mm
$9.46
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Size 9/16" · Shank 9/16" · Length 88mm
$20.59
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Size 5/8" · Shank 5/8" · Length 56mm
$9.90
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Size 5/8" · Shank 5/8" · Length 88mm
$21.43
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Size 11/16" · Shank 11/16" · Length 56mm
$13.36
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Size 11/16" · Shank 11/16" · Length 88mm
$22.82
-
Size 3/4" · Shank 3/4" · Length 56mm
$15.04
-
Size 3/4" · Shank 3/4" · Length 88mm
$25.61
Also Available in These Sets (10) This item is included in each set below Show all 10 sets Hide sets
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Hex Screwdriver Bit Set SAE 11 Piece 1/4 Inch Drive S2 Steel
$4.02
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Hex Screwdriver Bit Set 23 Piece SAE, 1/4 Inch Drive, Precision S2 Steel,
$36.97
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Screwdriver Bit Set 27 Piece SAE Hex and Square Bits 1/4 Inch Drive S2 Steel
$26.98
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Torque Screwdriver Set 1 to 5 Nm 1/4 Inch Drive 27 Piece Precision Adjustable
$127.92
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Torque Screwdriver Set 9 to 50 Inch Pounds 1/4 Inch Drive 27 Piece Adjustable Precision Tool Kit
$130.21
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Socket Set 28 Piece SAE 1/4 Inch Drive
$58.73
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Ratcheting Screwdriver and Bit Set 37 Piece SAE Multi-Bit Precision Drive Ergonomic Handle
Special Price $55.91 Regular Price $70.45
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Screwdriver Bit Set 43 Piece 1/4 Inch Hex Shank Assorted Bits Precision S2 Steel Drive
$35.22
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Screwdriver Bit Set 76 Piece Metric and SAE Assortment
$122.59
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Screwdriver Bit Set 78 Piece SAE Extra Complete Assortment Precision Drive
$102.43
Genius Tools Screwdriver Bit 1/8 Inch Hex Size 1/4 Inch Hex Shank 30mm Length Precision Drive Durable Steel - 3108 Screwdriver Bit
SKU: 3108. This precision screwdriver bit is built around a 1/4" hex shank with a 1/8" hex bit profile, sized for accurate engagement and controlled fastening. The compact 30mm (1.18") overall length supports steady handling where short reach improves stability and alignment.
Made from High Speed Steel, it delivers high strength, durability, and anti-corrosive properties for long service life. Heat treatment adds a tough exterior and a strong inner core, and the size is stamped for permanent, fast identification during tool organization.
Key Benefits
- 1/4" hex shank fits common bit holders for consistent, secure retention.
- 1/8" hex bit profile supports precise fastener engagement with reduced slippage.
- 30mm overall length balances control and access in compact working areas.
- High Speed Steel construction provides strength, durability, and anti-corrosive properties.
- Heat-treated design creates a tough exterior with a strong inner core.
- Stamped size marking enables permanent identification and faster tool organization.
- Meets or exceeds ANSI standards for professional-grade shop and field use.
Designed and made for professional technicians, this bit is built for heavy use while maintaining reliable fit and longevity. It is backed by the Genius Tools Limited Lifetime Warranty against manufacturer defects, supporting dependable performance across repeated service and maintenance tasks.
| Brand | Genius Tools |
|---|---|
| Material | High Speed Tool Steel |
| Size | 1/8" |
| Drive Size | 1/4" Hex Shank |
| Length | 30mm |
| Type | Hex Screwdriver Bits |
| Sizing System | SAE |