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 "). 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 "walking, " 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 " to 1/2 " by 32nds), Unibit – 2 with 6 hole sizes (3/16 " to 1/2 " by 16ths for deeper steps), and Unibit – 3 with 9 hole sizes (1/4 " to 3/4 " by 16ths). Product made in USA.

Features:

    •   This product is easy to use.
    •   This product is highly durable
    •   This product is manufactured in United States.
    •   3 most popular Unibit sizes cover a wide range of applications
    •   SpeedPoint tip prevents "walking, " gets fast starts, and eliminates the need for pilot/starting hole
    •   Single-flute cutting edge drills true, round holes with smooth, clean finish
    •   Hex shank provides secure grip in the drill chuck
    •   Recommended for sheet metal, metal plates, aluminum, fiberglass, plastics, plexiglass, and wood

Specifications:

Material: High Speed Steel
Weight: 5.3 oz
Size: 3PC Set
Dimensions: 1.55 "x5.44 "x7.82 "
Shank Type: Round