M7 HSS Step Drill Bit Set - 3 Piece | 3/16-7/8 Inch Range for Metal
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Product Description
Description 3pcs M7 HSS Step Drill Bit Set 3/16-1/2 1/4-3/4 3/16-7/8 Inch Specifications:Material: HSS/ High Speed Steel
Shank Size: Tri-Flat Shank
Flute: Dual Flute
| Size | Drilling Range(?? inch) | Step Sizes | Height(mm) | Flute Length(mm) | Height of Shank (mm) | Shank Diameter(?? inch) |
| 3/16" - 1/2" | 3/16,1/4,5/16,3/8,7/16,1/2 | 6 | 60 | 35 | 25 | 6 |
| 1/4" - 3/4" | 1/4,5/16,3/8,7/16,1/2,9/16,5/8,11/16,3/4 | 9 | 73 | 48 | 9.5 | |
| 3/16" - 7/8" | 3/16,1/4,5/16,3/8,7/16,1/2,9/16,5/8,11/16,3/4,13/16,7/8 | 12 | 78 | 53 | 9.5 |
Quantity: 3pcs
Features:
Hi-Molybdenum M7 HSS Steel 135?? Split Point Prevents "Walking" Dual Flute Design Drills 17% Faster Automatically Deburrs for A Clean and Hole Tri-Flat Shank Prevents "Spinning" in the Chuck No need for a pilot hole, can automatically deburr holes as you drill. Drill bit is proud to release the newest technology in step drill bits. These bits are made from Molybdenum which has a melting point of 4,753?? degrees Fahrenheit! These bits will drill through the toughest steel like truck frames, stainless steel, farm implements, spring steel, grade-8 bolts, and more! Package Included: 1x set (3pcs) HSS Step Drill Bits More Details:
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