MACXCOIP Cobalt Drill Bit Set 15pc – M35 HS Steel, Case, 1/16"-3/8"

Overview

The MACXCOIP Cobalt Drill Bit Set is a 15-piece collection designed for metalworking and multi-material projects. Sized from 1/16" to 3/8", the kit includes multiple small-size bits to give you flexibility on the job, all stored neatly in a compact index case for quick access.

Constructed with M35 cobalt-infused high-speed steel, these bits balance hardness with toughness to maintain a sharp edge through challenging cuts, including stainless steel, cast iron, copper, aluminum, plastics, and wood. The result is reliable performance with a steady pace and less need for frequent tool changes.

Cutting geometry and performance

A 135-degree point tip and a twist design promote faster cutting and reduce wander. The bits are self-centering to help you start holes consistently, while efficient chip removal keeps the cutting zone clear for smoother progress.

• Sizes included: 1/16" (2), 5/64" (2), 3/32" (2), 7/64" (1), 1/8" (1), 9/64" (1), 5/32" (1), 11/64" (1), 3/16" (1), 1/4" (1), 5/16" (1), 3/8" (1).

Durability and versatility

The inserts are hardened and polished to maintain sharpness and precision, delivering consistent cuts with minimal wobble. This set is well suited for hardened steel and other metals, as well as copper, aluminum, plastics, and wood.

• Storage and organization: includes a compact case with size indexes for easy sorting.
• Ideal for shop, maintenance, or DIY projects where dependable drilling is beneficial.

While results depend on technique and material, the kit offers a practical, ready-to-use solution for a range of drilling tasks without overpromising guarantees. Consider this set as a capable option to complement your existing toolkit.