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Irwin Industrial Tool  |  SKU: 10502ZR

3PC Unibit STEP DRILL BIT SET

$72.99 USD

Effective December 16th, 2025, we will no longer accept online orders for delivery or pick-up, with the exception of JAX gift cards. Merchandise will only be sold in-store at our Colorado locations. Please see our announcement page for full details: https://jaxgoods.com/pages/website-announcement

Please Call your local JAX location for specific inventory requests as all products may not be in stock at all locations.

Description

IRWIN Tools 10502ZR Unibit Sheet Metal Step Drill Bit Set is a selection of the most popular Unibit step drill bits in the low diameter range (below 7/8 in.). Ideal for drilling true round holes with precise control in a variety of materials like sheet metal, metal plates, aluminum, fiberglass, plastics, plexiglass, and wood. The specially designed cutting edge drills true, round holes for a smooth, clean finish, and the SpeedPoint tip penetrates fast, prevents in.walking, in. and eliminates the need for a pilot/starting hole. The hex shank provdes a secure grip in the drill chuck. Plus, the permanent laser-etched sizes inside the flute are easy to read for precise control during the hole enlarging process. Contains: Unibit #1 with 13 hole sizes (1/8 in. to 1/2 in. by 32nds), Unibit #2 with 6 hole sizes (3/16 in. to 1/2 in. by 16ths for deeper steps), and Unibit #3 with 9 hole sizes (1/4 in. to 3/4 in. by 16ths). Product made in USA.

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