ReviewsCounterbore Screw

Drill America DEWCBR Series Qualtech High-Speed Steel Aircraft Counterbore 1/4 Shank Diameter 3/32 Pilot 2-3/8 Length 3/8 Size Pack of 1

High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance.
Round shanks allow use with a wide variety of toolholding systems.
Counterboring is the enlargement of a portion of a hole that has previously been formed.
The counterbor is a two-piece construction, having an integral shank and counterbore-cutter, and a pilot that is interchangeable, which provides flexibility in the use of the tool.

【BEST VALUE PACK】Our package include 18PCS stainless steel L bracket and 72PCS screws, very humanized package content, all screws you needed to install the brace are included. The corner brackets for wood size:40x40x2mm/1.6x1.6x0.08 inch, hole Dia: 5mm/0.19inch..
【STRONGER & DURABLE】Our angle brackets for wood are made of high quality stainless steel, rust-resistant and durable, brushed finish, no burrs. Counterbore designed mounting holes ensure the screws not stand out, give your furniture an aesthetic look..
【EASY TO INSTALL】Our corner braces for wood come with the screws for perfect fit fastening. You just need to drill the hole, install the screw, use the screwdriver to tighten the screw on it. Simple, easy and quick. They're great for your DIY projects..
【WIDELY APPLIED】The metal L bracket are perfect for reinforcing right angle corner joints, such as book shelves, chair corner, table leg, bed, cupboard, even drawers. They're can meet you different needs..
【PREMIUM SERVICE】We take pride in providing the highest quality and most durable 90 degree brackets on the market. If you have any problem at all, please contact us so that we can resolve your problem..

High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance.
Round shanks allow use with a wide variety of toolholding systems.
Counterboring is the enlargement of a portion of a hole that has previously been formed.
The counterbor is a two-piece construction, having an integral shank and counterbore-cutter, and a pilot that is interchangeable, which provides flexibility in the use of the tool.

...ds or from impact or force. These right angle brackets are important fastener to join two wood furniture parts together..
【Easy to Install】 The attached self tapping screws have deep thread that offer firm fastening force and great grips in wood materials. It's easy for you to install L bracket in wood material. Counterbore designed mounting holes ensure the screws not protruding..
【Widely Applications】 90 Degree metal brackets are not only suitable to build wood frame, but also ideal to fasten and reinforce wooden bed, cabinet, dresser, chair, drawer, table, window, book shelf, furniture and so on. If you are DIY furniture lover, you must have one!.

...nstall the right angle brackets are included. The 90 degree metal bracket size: 20x20x16mm/0.79x0.79x0.63 inch, hole Dia: 5mm/0.19inch..
STURDY AND DURABLE: Vicuna R metal corner brackets for wood are made of high-quality stainless steel, rust-resistant and durable, brushed finish, and no burrs (no razor edge). Counterbore-designed mounting holes ensure the screws do not stand out, giving your furniture an aesthetic look..
SUPER EASY TO INSTALL: Vicuna R small l brackets with screws for perfect fit fastening. You just need to drill the hole, install the screw, and use the screwdriver to tighten the screw on it. Simple, easy, and quick. They're great for your DIY projects..
WIDELY APPLICATIONS: Vicuna R stainless steel small angle brackets for wood are perfect for reinforcing right angle corner joints in tight spaces, such as a bookcase, chair corner, table leg, bed, cupboard, and even drawers. They're can meet your different needs..
EXCELLENT CUSTOMER SERVICE: We take pride in providing the highest quality and most durable metal l brackets for wood on the market. As always, you can enjoy Vicuna R lifetime warranty guarantee. If you are not satisfied with your purchase, we will provide a full refund or exchange..

★ 【Sizes】Brass thread inserts kit includes 4 assorted of size that contains M2，M2.5，M3,M4.Come with a plastic box, each size be placed in a single grid, no mess and easy to find..
★ 【Material】Made of high quality environmentally friendly brass material, high strength and hardness, strong tolerance, the force is evenly tightened, you can use it for a long time..
★ 【Excellent Workmanship】 The embedment nut has a high-precision thread that is compatible with the corresponding screw and the insert has a guide so there is no need for a counterbore or countersink. Smooth surface with no burr, standard circular, firm and uniform, easy to install..
★ 【Easy To Use】These Brass Threaded Insert Embedment Nuts can be installed by ultrasonic or heat into thread tapered hole, or molded in during injection, the material of the nut is brass and it can resist heat..
★ 【Wide Applications】Widely used in mobile phones, laptops, various plastic casings, communications, micro-motors, computers, electrical appliances, electronics, toys, watches, lighting, locomotives, etc, and it can be mounted into the taper hole by ultrasonic or heat, or molded during injection..

...rresponding screw, avoiding to slip. Smooth surface without any burr, standard circular, firm and uniform, easy to install..
【Easy to Use】These threaded insert nuts can be installed by ultrasonic or heat into thread tapered hole, or molded in during injection. Since the insert has a guide, there is no need for a counterbore or countersink..
【Practical Fastener& Wide Application】Perfect for the injection moulding for tightly fixing, heat into thread tapered hole and ultrasonic installation.
Widely applied in laptop plastic housings, 3D printers, automotive,electrical injection molding, and all kinds of plastic casings..

Drill, countersink and counterbore in one step.
Four cutter countersink and tapered drill bit provide superior speed and ideal finish.

Drill, countersink and counterbore in one step.
Four-cutter countersink and tapered drill bit provide superior speed and ideal finish.
Replacement tapered bits offered. Product consist of Drill Bit Only no tool holder.