Genius Tools Star Screwdriver Bit T-20 5/16 Inch Hex Shank 30mm Length Precision Drive Durable Steel - 6220
- Genius Tools 6220 T-20 star screwdriver bit provides the correct star tip size for controlled fastening with compatible T-20 fasteners.
- 5/16 inch hex shank fits compatible bit holders, helping maintain secure retention during precision drive applications.
- 30mm (1.18 inch) overall length offers a compact bit profile for access in tighter work areas and close-control fastening tasks.
- Durable steel construction with heat treatment supports reliable use while keeping the bit specification clear for product selection.
- Stamped size marking makes the T-20 bit easier to identify quickly when selecting the right star screwdriver bit from a set.
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 30mm
$1.43
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Size T-20 · Shank 1/4" · Length 56mm
$3.12
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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
Genius Tools Star Screwdriver Bit T-20 5/16 Inch Hex Shank 30mm Length Precision Drive Durable Steel - 6220 Star Screwdriver Bit
This T-20 star screwdriver bit is built for consistent fit and controlled torque in precision fastening. With a 5/16 inch hex shank and a compact 30mm overall length (1.18 inches), it is suited to professional tool setups where quick identification and repeatable results matter.
Constructed from high speed steel and heat treated for durability, it combines a tough exterior with a strong inner core. Size markings are stamped on the bit for permanent, easy reference during tool organization and selection.
Key Benefits
- T-20 star tip provides precise engagement for consistent, controlled driving.
- 5/16 inch hex shank supports secure bit retention in compatible holders.
- 30mm (1.18 inch) overall length suits compact access and precision work.
- High speed steel construction delivers strength, durability, and anti-corrosive properties.
- Heat-treated design adds a tough exterior and strong inner core.
- Stamped size markings provide permanent identification for faster tool organization.
- Meets or exceeds ANSI standards for dependable professional-grade performance.
Backed by the Genius Tools Limited Lifetime Warranty against manufacturer defects, this bit is designed for professional technicians and long-term heavy use. SKU: 6220. Keep it in your primary bit set for reliable T-20 star fastening with durable steel construction and clear, stamped size identification.
| Brand | Genius Tools |
|---|---|
| Material | High Speed Tool Steel |
| Size | T-20 |
| Drive Size | 5/16" Hex Shank |
| Length | 30mm |
| Type | Star Screwdriver Bits |