Drilling & Bits

SDS rotary hammers, hammer drills, carbide masonry bits, SDS-Plus vs SDS-Max, and bit selection for every material.

21 guides

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Drilling Bits

21 articles

Parabolt de aço deitado sobre concreto, com porca sextavada e arruela no alto da haste rosqueada e o clipe de expansão em volta do cone na ponta, ao lado de um furo recém-feito cercado de pó.

Sep 21, 202614 min read

Parabolt: Tabela de Carga, Broca e Distância Mínima da Borda

No parabolt, a broca é igual à bitola. A carga que você pode usar é a de trabalho, várias vezes menor que a de ruptura. Tabela de 1/4" a 1".

Broca de vídea com ponta de metal duro sobre uma superfície de concreto, com uma bucha de nylon cinza deitada ao lado e uma fita amarela enrolada na broca bem além do fim da bucha, marcando uma profundidade de furo maior que o comprimento da bucha.

Sep 21, 202613 min read

Tabela de Buchas e Parafusos: Qual Broca, Qual Furo, Quanto Segura

O número da bucha diz a broca, mas não a profundidade do furo nem quanto ela segura. Tabela completa de S4 a S20, com carga por tipo de parede.

Row of SDS-plus masonry drill bits arranged in ascending diameter on a concrete slab

Jun 27, 202618 min read

Best Concrete Drill Bits 2026: Top Carbide & SDS Picks for Every Job

The best concrete drill bits in 2026 — carbide-tipped SDS-Plus and standard shank options from Bosch, Milwaukee, DeWalt, and Hilti. Which bits last an

Twist drill bit boring a pilot hole into reclaimed wood with shavings flying, a screw waiting alongside

Jun 26, 202622 min read

Pilot Hole Size Chart: What Drill Bit for Every Screw

A #8 screw needs a 7/64" pilot in softwood, 1/8" in hardwood, and an 11/64" clearance hole. Drill bit sizes for every gauge, lag screw and metric size

Drill bit speed RPM chart - correct speed for every material

Jun 23, 20268 min read

Drill Bit Speed Chart: Correct RPM for Steel, Wood, Concrete & Tile (2026)

Complete drill bit speed guide - correct RPM for wood, mild steel, stainless steel, aluminum, tile, glass, and concrete by bit size. Includes chip col

Drilling into brick wall with hammer drill and carbide masonry bit

Jun 22, 20268 min read

How to Drill Into Brick Without Cracking It (Step-by-Step)

Step-by-step guide to drilling into brick without cracking - correct bit selection, hammer drill technique, avoiding mortar joints, minimum edge dista

Drill bit size for concrete anchors: four carbide masonry bits above the holes they drilled in a concrete slab, each paired with its anchor. A Tapcon concrete screw takes a bit smaller than the anchor diameter, a wedge anchor and a sleeve anchor each take a bit matching the anchor diameter, and a drop-in anchor takes a bit larger than its internal thread size.

Jun 11, 202642 min read

Drill Bit Size for Concrete Anchors: Chart by Type

Drill bit sizing for concrete anchors depends entirely on the anchor type — wedge and sleeve anchors need a 1:1 match, concrete screws need an undersi

A row of carbide-tipped masonry drill bits of different diameters laid out on a concrete surface with dust

Jun 4, 202619 min read

Best Masonry Drill Bits (2026 Guide): Selection, Technique & Top Picks

Choosing the right masonry drill bit comes down to matching the carbide head, shank type, and cutter design to your substrate. Here's how to pick the

A close-up of a drill bit with a discolored blue overheated tip and another snapped drill bit lying next to it on a workbench

Mar 15, 202610 min read

Why Drill Bits Burn or Break (And How to Stop It Happening)

Why drill bits burn or break is one of the most common problems DIYers face when drilling into materials like steel, concrete, or hardwood. Burnt or b

A gold titanium-coated drill bit and a darker cobalt drill bit placed side by side on a metal workbench, close-up

Mar 15, 202613 min read

Titanium vs Cobalt Drill Bits: Which Is Actually Better?

For general use across wood, plastic, and mild steel, titanium-coated bits are the smart, affordable choice. For stainless steel, hardened fasteners,

Two sets of drill bits laid out side by side for comparison, one set with carbide tips and one standard set, on a concrete surface

Mar 14, 202610 min read

Masonry vs Concrete Drill Bits: Is There Actually a Difference? (2026)

Understanding masonry drill bits vs concrete drill bits is important when drilling into brick, block, or dense concrete materials. Many DIYers and hom

Split comparison of two glass drilling bits in use. On the left a diamond core bit cuts a ring through a wet glass pane. On the right a flat carbide spear point bit starts a small hole in the same wet glass.

Mar 14, 202620 min read

Glass Drill Bits: Diamond vs Carbide and How to Drill Glass

Diamond bits cut glass; carbide spear points only work on thin panes. Bit sizes, water cooling, and how to drill bottles and mirrors without cracking.

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Complete index — 21 guides