The Diablo 1 1/2 in. Forstner Bit for Wood is a precision-engineered boring tool designed for woodworkers who demand clean, accurate results in hardwoods, softwoods, veneered plywood, and MDF. Built with a forged, hardened steel body and an ultra-sharp spur, this bit delivers flat-bottomed holes, angled cuts, and overlapping bore patterns without walking or tearing - making it equally at home on a drill press or in a handheld drill. Whether you are cutting pocket holes in a cabinet face frame or boring overlapping cavities in a furniture project, this 3 1/2 in. long Diablo Forstner bit gives you the chip-clearing performance and edge retention that demanding woodworking applications require.

Key Features

• Drills straight, angled, and overlapping holes in all types of wood - gives woodworkers the flexibility to make a wide variety of cuts with a single bit
• Double-ground serrated edge design - reduces splintering and chipping for cleaner hole walls in delicate materials like veneered plywood and MDF
• Forged construction of the hardened steel body - warrants a long bit life and a sharp cutting edge that holds up through repeated use in hardwoods and softwoods alike
• Ultra-sharp spur - guarantees an accurate hole without walking on the material, so your layout marks stay true even on slippery or figured grain
• Steep, angled cutting edges - produce smooth, flat holes and create chisel-like curls for fast, clean chip removal, keeping the cut cool and the bottom of the hole level
• 3/8 in. shank with a minimum chuck size requirement of 3/8 in. - compatible with most handheld drills and drill presses already in a typical shop

Why This Product

• Need flat-bottomed holes for hinges, dowels, or decorative inlays? This Forstner bit is specifically engineered for flat-bottom boring - a task that twist bits simply cannot accomplish cleanly.
• Working with veneered plywood or MDF where tear-out ruins a finished surface? The double-ground serrated rim minimizes chipping, protecting your workpiece and reducing sanding time.
• Require overlapping or angled bores for joinery, mortises, or curved pocket layouts? Unlike spade bits, a Forstner bit's rim-guided design maintains control even when the cutting circle only partially engages the material.
• Valued durability in a shop bit? The forged hardened steel body means this 1 1/2 in. boring bit resists wear over extended use in both hardwoods like oak and maple and softer species like pine.

Specifications

• Brand: Diablo
• Model Number: FB-011
• Diameter: 1 1/2 in.
• Length: 3 1/2 in.
• Shank: 3/8 in.
• Pack Quantity: 1
• Compatible Tools: Drill Press; Hand Held Drill
• Compatible Materials: Hardwoods; Softwoods; Veneered Plywood; MDF
• Country of Origin: Austria

Approved Applications

• Drilling flat-bottom holes for hardware, dowels, and joinery in plywood, hardwoods, and softwoods
• Cutting pocket holes for concealed fastener joinery
• Boring overlapping holes for mortises, shaped cutouts, and curved openings in wood panels and boards

Frequently Asked Questions

What is the minimum chuck size needed to use this Forstner bit?

This bit requires a minimum chuck size of 3/8 in. It features a 3/8 in. shank and is compatible with both a drill press and a handheld drill that accepts that shank size.

Can this bit drill angled or overlapping holes, or only straight bores?

Yes - this Diablo Forstner bit is designed to drill straight, angled, and overlapping holes in all types of wood. The rim-guided cutting geometry maintains control even when the bit only partially engages the material surface.

Is this bit suitable for use with delicate sheet goods like veneered plywood and MDF?

Yes. The double-ground serrated edge is specifically designed to reduce splintering and chipping, making this bit a good choice for veneered plywood, MDF, and other composite wood materials where surface quality matters.

What type of holes does a Forstner bit produce compared to a standard twist bit?

A Forstner bit produces flat-bottomed holes rather than the tapered, pointed-bottom holes left by a standard twist bit. The steep, angled cutting edges on this Diablo bit create smooth, flat hole bottoms and generate chisel-like curls for fast, clean chip removal - making it the correct tool for drilling flat bottom holes, pocket holes, or overlapping holes in wood.