Genius Tools Tamperproof Star Bit T-20 Size 1/4 Inch Hex Shank 88mm Length Precision Drive Durable Construction - 7520
- Genius Tools 7520 tamperproof star bit drives T-20 security star fasteners, helping match the correct bit to the required fastener size.
- 1/4 inch hex shank fits standard bit holders, extensions, and driver tools for straightforward setup with common drive accessories.
- 88mm overall length provides added reach while maintaining stable control during driving.
- High Speed Steel construction supports strength, durability, and anti-corrosive performance for repeated fastening tasks.
- Heat-treated design creates a tough exterior with strong inner core support, reinforcing the bit for consistent fastener engagement.
Also Available in Other Sizes (62) Same tool, different size Show all 62 sizes Hide sizes
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Size T-7 · Shank 1/4" · Length 30mm
$1.70
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Size T-7 · Shank 1/4" · Length 56mm
$3.40
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Size T-7 · Shank 1/4" · Length 88mm
$6.77
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Size T-7 · Shank 1/4" · Length 125mm
$7.90
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Size T-8 · Shank 1/4" · Length 30mm
$1.95
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Size T-8 · Shank 1/4" · Length 56mm
$3.40
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Size T-8 · Shank 1/4" · Length 88mm
$6.77
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Size T-8 · Shank 1/4" · Length 125mm
$7.90
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Size T-9 · Shank 1/4" · Length 30mm
$1.70
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Size T-9 · Shank 1/4" · Length 56mm
$3.40
-
Size T-9 · Shank 1/4" · Length 88mm
$6.77
-
Size T-9 · Shank 1/4" · Length 125mm
$7.90
-
Size T-10 · Shank 1/4" · Length 30mm
$1.93
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Size T-10 · Shank 1/4" · Length 56mm
$3.40
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Size T-10 · Shank 1/4" · Length 88mm
$7.78
-
Size T-10 · Shank 1/4" · Length 125mm
$7.90
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Size T-15 · Shank 1/4" · Length 30mm
$1.93
-
Size T-15 · Shank 1/4" · Length 56mm
$3.40
-
Size T-15 · Shank 1/4" · Length 88mm
$7.78
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Size T-15 · Shank 1/4" · Length 125mm
$7.90
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Size T-20 · Shank 1/4" · Length 30mm
$1.93
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Size T-20 · Shank 1/4" · Length 56mm
$3.40
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Size T-20 · Shank 1/4" · Length 125mm
$7.90
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Size T-25 · Shank 1/4" · Length 30mm
$2.22
-
Size T-25 · Shank 1/4" · Length 56mm
$3.40
-
Size T-25 · Shank 1/4" · Length 88mm
$6.77
-
Size T-25 · Shank 1/4" · Length 125mm
$7.90
-
Size T-27 · Shank 1/4" · Length 30mm
$1.93
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Size T-27 · Shank 1/4" · Length 56mm
$3.91
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Size T-27 · Shank 1/4" · Length 88mm
$6.77
-
Size T-27 · Shank 1/4" · Length 125mm
$9.09
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Size T-30 · Shank 1/4" · Length 30mm
$1.93
-
Size T-30 · Shank 1/4" · Length 56mm
$3.40
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Size T-30 · Shank 1/4" · Length 88mm
$6.77
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Size T-30 · Shank 1/4" · Length 125mm
$9.09
-
Size T-40 · Shank 1/4" · Length 30mm
$2.38
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Size T-40 · Shank 1/4" · Length 56mm
$4.16
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Size T-40 · Shank 1/4" · Length 88mm
$7.25
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Size T-40 · Shank 1/4" · Length 125mm
$9.72
- Size T-45 · Shank 1/4" · Length 30mm Out of stock Sold out
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Size T-45 · Shank 5/16" · Length 30mm
$3.01
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Size T-45 · Shank 5/16" · Length 56mm
$5.29
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Size T-45 · Shank 5/16" · Length 88mm
$8.22
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Size T-45 · Shank 5/16" · Length 125mm
$10.88
- Size T-50 · Shank 1/4" · Length 30mm Out of stock Sold out
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Size T-50 · Shank 5/16" · Length 30mm
$3.01
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Size T-50 · Shank 5/16" · Length 56mm
$4.60
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Size T-50 · Shank 5/16" · Length 88mm
$9.46
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Size T-50 · Shank 5/16" · Length 125mm
$10.88
- Size T-55 · Shank 1/4" · Length 30mm Out of stock Sold out
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Size T-55 · Shank 10mm · Length 30mm
$4.34
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Size T-55 · Shank 10mm · Length 56mm
$6.97
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Size T-55 · Shank 10mm · Length 88mm
$10.64
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Size T-55 · Shank 10mm · Length 125mm
$15.74
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Size T-60 · Shank 12mm · Length 36mm
$7.02
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Size T-60 · Shank 12mm · Length 56mm
$7.51
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Size T-60 · Shank 12mm · Length 88mm
$16.14
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Size T-60 · Shank 12mm · Length 125mm
$19.37
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Size T-70 · Shank 14mm · Length 36mm
$9.72
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Size T-70 · Shank 14mm · Length 56mm
$8.96
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Size T-70 · Shank 14mm · Length 88mm
$20.02
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Size T-70 · Shank 14mm · Length 125mm
$22.99
Also Available in These Sets (3) This item is included in each set below Show all 3 sets Hide sets
Genius Tools Tamperproof Star Bit T-20 Size 1/4 Inch Hex Shank 88mm Length Precision Drive Durable Construction - 7520 Screwdriver Bit
The Genius Tools Tamperproof Star Bit T-20 Size 1/4 Inch Hex Shank 88mm Length Precision Drive Durable Construction - 7520 is built for driving T-20 tamperproof star fasteners with consistent engagement. Its 1/4" hex shank fits common bit holders and drivers, while the 88mm overall length helps balance reach and control.
Made from High Speed Steel with anti-corrosive properties, this bit is designed to handle repeated professional use. For faster selection and shop organization, the size is permanently stamped for easy identification.
Key Benefits
- T-20 tamperproof star profile helps maintain a secure, accurate fastener fit.
- 1/4" hex shank works with standard holders, extensions, and driver tools.
- 88mm overall length supports improved access while keeping stable control.
- High Speed Steel construction provides strength, durability, and anti-corrosive performance.
- Heat-treated design adds a tough exterior with strong inner core support.
- Permanently stamped size markings simplify identification and tool organization.
- Meets or exceeds ANSI standards for dependable, professional-grade performance.
Backed by the Genius Tools Limited Lifetime Warranty against manufacturer defects, this precision screwdriver bit is suited to demanding, repeat-use environments. The combination of stamped sizing, heat treatment, and High Speed Steel construction supports reliable performance while helping reduce downtime caused by premature bit wear or corrosion.
| Brand | Genius Tools |
|---|---|
| Material | High Speed Tool Steel |
| Size | T-20 |
| Drive Size | 1/4" Hex Shank |
| Length | 88mm |
| Type | Tamperproof Star Screwdriver Bits |