Genius Tools Star Screwdriver Bit T-20 Size 1/4 Inch Hex Shank 30mm Length Precision Drive Durable Construction - 6120
- Genius Tools 6120 T-20 star screwdriver bit fits T-20 star/Torx fasteners for accurate selection and controlled fastening.
- Standard 1/4 inch hex shank helps match the bit to compatible hex-drive tools and bit holders.
- 30mm (1.18") overall length provides compact, stable access where a longer screwdriver bit is not needed.
- High Speed Steel construction is heat-treated with a tough exterior and strong inner core for repeated fastening use.
- Permanently stamped size marking makes the T-20 bit easier to identify, select, and keep organized with other driver bits.
Also Available in Other Sizes (58) Same tool, different size Show all 58 sizes Hide sizes
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Size T-6 · Shank 1/4" · Length 30mm
$1.25
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Size T-6 · Shank 1/4" · Length 56mm
$2.71
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Size T-7 · Shank 1/4" · Length 30mm
$1.43
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Size T-7 · Shank 1/4" · Length 56mm
$3.12
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Size T-8 · Shank 1/4" · Length 30mm
$1.43
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Size T-8 · Shank 1/4" · Length 56mm
$2.71
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Size T-9 · Shank 1/4" · Length 30mm
$1.25
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Size T-9 · Shank 1/4" · Length 56mm
$3.12
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Size T-10 · Shank 1/4" · Length 30mm
$1.43
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Size T-10 · Shank 1/4" · Length 56mm
$3.12
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Size T-10 · Shank 5/16" · Length 30mm
$2.08
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Size T-15 · Shank 1/4" · Length 30mm
$1.43
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Size T-15 · Shank 1/4" · Length 56mm
$3.12
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Size T-15 · Shank 5/16" · Length 30mm
$2.40
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Size T-15 · Shank 10mm · Length 30mm
Special Price $1.24 Regular Price $1.50
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Size T-15 · Shank 10mm · Length 75mm
Special Price $2.11 Regular Price $2.55
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Size T-20 · Shank 1/4" · Length 56mm
$3.12
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Size T-20 · Shank 5/16" · Length 30mm
$2.08
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Size T-20 · Shank 10mm · Length 30mm
Special Price $1.41 Regular Price $1.70
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Size T-20 · Shank 10mm · Length 75mm
Special Price $2.13 Regular Price $2.57
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Size T-25 · Shank 1/4" · Length 30mm
$1.43
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Size T-25 · Shank 1/4" · Length 56mm
$2.71
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Size T-25 · Shank 5/16" · Length 30mm
$2.08
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Size T-25 · Shank 10mm · Length 30mm
Special Price $1.24 Regular Price $1.50
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Size T-25 · Shank 10mm · Length 75mm
Special Price $2.24 Regular Price $2.70
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Size T-27 · Shank 1/4" · Length 30mm
$1.43
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Size T-27 · Shank 1/4" · Length 56mm
$2.71
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Size T-27 · Shank 5/16" · Length 30mm
$2.08
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Size T-27 · Shank 10mm · Length 30mm
Special Price $0.03 Regular Price $0.04
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Size T-27 · Shank 10mm · Length 75mm
Special Price $2.11 Regular Price $2.55
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Size T-30 · Shank 1/4" · Length 30mm
$1.43
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Size T-30 · Shank 1/4" · Length 56mm
$2.71
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Size T-30 · Shank 5/16" · Length 30mm
$2.08
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Size T-30 · Shank 10mm · Length 30mm
Special Price $1.41 Regular Price $1.70
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Size T-30 · Shank 10mm · Length 75mm
Special Price $2.24 Regular Price $2.70
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Size T-40 · Shank 1/4" · Length 30mm
$1.53
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Size T-40 · Shank 1/4" · Length 56mm
$2.91
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Size T-40 · Shank 5/16" · Length 30mm
$2.56
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Size T-40 · Shank 10mm · Length 30mm
Special Price $1.41 Regular Price $1.70
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Size T-40 · Shank 10mm · Length 75mm
Special Price $2.13 Regular Price $2.57
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Size T-45 · Shank 5/16" · Length 30mm
$2.23
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Size T-45 · Shank 5/16" · Length 56mm
$3.89
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Size T-45 · Shank 10mm · Length 30mm
Special Price $1.33 Regular Price $1.61
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Size T-45 · Shank 10mm · Length 75mm
Special Price $2.13 Regular Price $2.57
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Size T-50 · Shank 5/16" · Length 30mm
$2.23
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Size T-50 · Shank 5/16" · Length 56mm
$4.48
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Size T-50 · Shank 10mm · Length 30mm
Special Price $1.33 Regular Price $1.61
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Size T-50 · Shank 10mm · Length 75mm
Special Price $2.24 Regular Price $2.70
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Size T-55 · Shank 10mm · Length 30mm
$3.62
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Size T-55 · Shank 10mm · Length 56mm
$6.12
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Size T-55 · Shank 10mm · Length 75mm
Special Price $2.24 Regular Price $2.70
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Size T-55 · Shank 14mm · Length 115mm
Special Price $0.08 Regular Price $13.89
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Size T-60 · Shank 12mm · Length 36mm
$7.24
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Size T-60 · Shank 12mm · Length 56mm
$7.78
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Size T-60 · Shank 14mm · Length 75mm
Special Price $0.16 Regular Price $0.19
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Size T-70 · Shank 14mm · Length 36mm
$7.75
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Size T-70 · Shank 14mm · Length 56mm
$8.22
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Size T-70 · Shank 14mm · Length 75mm
Special Price $0.16 Regular Price $0.19
Also Available in These Sets (12) This item is included in each set below Show all 12 sets Hide sets
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Star Screwdriver Bit Set 11 Piece, Precision S2 Steel, 1/4 Inch Drive,
$6.67
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Star Screwdriver Bit Set 25 Piece S2 Steel Assorted Sizes Precision Drive
$31.33
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Ratcheting Screwdriver and Bit Set 37 Piece Multi-Bit Precision Drive Ergonomic Handle Versatile Hand Tool Kit
$42.23
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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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Star Bit Socket Set 40 Piece 1/4 Inch, 3/8 Inch, and 1/2 Inch Drive, Star Type Components,
$175.69
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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 52 Piece Metric OMNIDRIVE Versatile
$68.83
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Socket and Bit Set 54 Piece Metric 1/4 Inch & 1/2 Inch Drive Comprehensive Hand Tool Kit
$285.91
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Screwdriver Bit Set 75 Piece Metric Extra Complete Assorted Drive Sizes
$90.10
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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
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Master Tool Set 87 Piece Metric 1/4 Inch & 1/2 Inch Drive Comprehensive Mechanic Socket and Ratchet Kit
$177.77
Genius Tools Star Screwdriver Bit T-20 Size 1/4 Inch Hex Shank 30mm Length Precision Drive Durable Construction - 6120 | Star (Torx) Screwdriver Bit
This T-20 star screwdriver bit is built for consistent fit and controlled fastening with a standard 1/4" hex shank. The 30mm (1.18") overall length helps maintain access and stability when working in tighter areas where longer bits are unnecessary.
Manufactured from High Speed Steel and heat treated for a durable exterior and strong inner core, it’s designed for repeated professional use while offering anti-corrosive properties. Permanent size stamping supports quick identification and organized storage.
Key Benefits
- T-20 star drive profile supports accurate engagement and reduces fastener cam-out.
- 1/4" hex shank fits common bit holders and professional driver systems.
- 30mm overall length (1.18") balances reach and control in tight spaces.
- High Speed Steel construction provides strength, durability, and anti-corrosive properties.
- Heat-treated design delivers a tough exterior with superior core strength.
- Permanently stamped size marking enables fast selection and better tool organization.
- Meets or exceeds ANSI standards and is backed by a Limited Lifetime Warranty.
SKU: 6120. Designed and made for professional technicians, this bit focuses on dependable fit, durable materials, and easy identification. It meets or exceeds ANSI standards and is backed by the Genius Tools Limited Lifetime Warranty against manufacturer defects, helping maintain long-term confidence in daily shop use.
| Brand | Genius Tools |
|---|---|
| Material | High Speed Tool Steel |
| Size | T-20 |
| Drive Size | 1/4" Hex Shank |
| Length | 30mm |
| Type | Star Screwdriver Bits |