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CRL 1/4" Hex Square Drive Insert Bits are often referred to as Robertson bits. They fit all standard 1/4" bit holders.
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CRL 9503 9/64" Size Square Insert Bit
Item #: 9503 by CR Laurence
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30 Days Easy Return. We are the largest supplier of the most adaptable, personalized hardware in the industry. We work hard to ensure you're satisfied with our products.
- Available in Four Sizes
Length
1
Nominal Sq. Size
9/64 in (3.6 mm)
Screw Size
12-14
Fractional Size
9/64"
Robertson Size
# 3
Drill Bit Size
9/64 in. (4 mm)
CRL 1/4" Hex Square Drive Insert Bits are often referred to as Robertson bits. They fit all standard 1/4" bit holders.
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