CHICAGO-LATROBE Jobber Length Drill Bit: #13, 118° Point, HSS
SKU 3G-OTH-235751
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Frequently Asked Questions
What is a Chicago-Latrobe #13 left-hand drill bit used for?
A Chicago-Latrobe #13 left-hand drill bit is used to remove broken bolts or screws by drilling in reverse, which often backs out the fastener. It is also used in applications where spindle rotation is left-hand, such as certain tapping or reaming operations.
What are the specifications of the Chicago-Latrobe 44483 drill bit?
The Chicago-Latrobe 44483 is a #13 jobber-length drill bit with a 0.1850-inch diameter, 118° point angle, and made of high-speed steel (HSS). It features a left-hand flute design, ideal for reverse-drilling applications. The manufacturer part number is 44483.
Where to buy Chicago-Latrobe 44483 drill bits worldwide?
3G Electric supplies Chicago-Latrobe 44483 left-hand drill bits worldwide. As a global industrial sourcing partner, we handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this HSS jobber-length bit.
How to select the correct left-hand drill bit for bolt extraction?
To select a left-hand drill bit for bolt extraction, match the bit diameter to the broken fastener's minor thread diameter. Use a Chicago-Latrobe HSS left-hand bit like the #13 (0.1850 in) for small screws. Start drilling slowly in reverse with cutting oil to reduce heat and prevent breakage.
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Common applications for CHICAGO-LATROBECHICAGO-LATROBE Products
3G Electric supplies CHICAGO-LATROBE left-hand high-speed steel jobber-length drill bits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















