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Minerallac Company 86256 - This is a bi-metal hole saw with variable pitch teeth and positive rake teeth for better chip clearance. It is sized at 3-1/2" with a 1.500" cutting size and a 5/8-18 arbor size. It is intended for wood, plastic, machinable metals, stainless steel alloys, and nail-embedded wood.
Minerallac Company

86256

Alternate Item Number: 12115367

UPC: 085937862563

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Overview

The Minerallac SKU 86256 is a 3-1/2" diameter bi-metal variable pitch hole saw designed for professional cutting in wood, plastic, steel, aluminum, and fiberglass. Its variable pitch design features 4 and 6 teeth per inch, delivering up to 45% faster cutting than conventional 6-pitch saws. With a 1-1/2" cutting depth, it efficiently removes material while maintaining precision. Constructed from durable bi-metal material, it withstands demanding applications across construction, electrical, and HVAC industries. Compatible with Minerallac arbors such as the M45P or M55P, the 86256 ensures versatility and reliability. Made in the USA, this hole saw is ideal for creating clean, accurate holes in metal studs, junction boxes, lighting fixtures, and pipe installations. No pre-punching is required, reducing setup time and improving workflow efficiency.
  • 3-1/2" diameter bi-metal hole saw for wood, plastic, steel, aluminum, and fiberglass
  • Variable pitch design (4 and 6 teeth per inch) cuts up to 45% faster than conventional 6-pitch saws
  • 1-1/2" cutting depth for efficient material removal
  • Compatible with Minerallac arbors M45P or M55P
  • No pre-punching required, reducing setup time

Specifications

Application
machinable metals;nail-embedded wood.;plastic;stainless steel alloys;Wood
Arbor Size
5/8-18
Cutting Size
1.5 in
Cutting Size
38.1 mm
Hole Diameter
3.5 in
Hole Diameter
88.9 mm
Material
Bi-Metal
Size
3-1/2" diameter, 1-1/2" cutting depth
Size
3-1/2"
Special Features
Positive rake teeth provides better chip clearance. Variable pitch teeth reduces friction and heat.
Teeth Per Inch
5
Type
Bi-Metal Hole Saw
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86214

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86306

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86305

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Electrician's bi-metal hole saw kit for pipe sizes 1/2 to 2 inches. The kit includes 8 pieces with hole saw diameters from 7/8 inch to 2-1/2 inch and arbors included. It is intended for wood, plastic, machinable metals, stainless steel alloys, and nail-embedded wood.

86522

Electrician's bi-metal hole saw kit for pipe sizes 1/2 to 2 inches. The kit includes 8 pieces with hole saw diameters from 7/8 inch to 2-1/2 inch and arbors included. It is intended for wood, plastic, machinable metals, stainless steel alloys, and nail-embedded wood.
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86233

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86303

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86218

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Frequently Asked Questions about Minerallac Company

What are the main product lines offered by Minerallac Company?

Minerallac Company offers multiple comprehensive product lines including Minerallac Traditional (electrical fasteners), Strut Fittings, Stainless Steel Fasteners, Black Claw, Impact Staples, and Redmore. Their Traditional line features over a thousand electrical fastener variations covering conduit/cable/wire products, nail straps, beam clamps, metal stud & drywall accessories, acoustical supports, voice/data hardware, and miscellaneous electrical installation components.

What is Minerallac Company's warranty policy?

Minerallac Company provides a limited warranty that guarantees all products are free from defects in material and workmanship. If a product fails to meet this warranty, Minerallac's sole liability is to replace the product at no charge. The warranty is exclusive and does not cover consequential damages, lost profits, or implied warranties of merchantability or fitness for a particular purpose.

What industries and applications are Minerallac Company products used for?

Minerallac Company products are used extensively across electrical, construction, and industrial applications, including conduit and cable support, beam mounting, metal stud and drywall installation, voice/data infrastructure, and low voltage systems. Their product lines cover critical fastening solutions for electrical contractors, with specialized offerings in conduit hangers, straps, beam clamps, cable supports, and mounting hardware for various industrial environments.

What technical support does Minerallac Company offer?

Minerallac Company offers comprehensive technical support through multiple channels, including a toll-free customer service line at 800-927-3293, email support at [email protected], and online resources at www.minerallac.com. Their support covers product selection, technical specifications, and customer service for their extensive line of electrical fasteners, hangers, straps, and hardware across multiple product brands including Minerallac Traditional, Cully, Black Claw, IMPACT Staples, and Minerallac Stainless Steel. Support hours are 8:00 A.M. to 5:00 P.M. CT for their corporate office and 8:00 A.M. to 5:00 P.M. PT for their regional office.

What are the key features of Minerallac Company products?

Minerallac Company products feature a comprehensive range of electrical fasteners and hardware with exceptional versatility, including over 1,000 different sizes, styles, and finishes. Key features include multiple product lines such as Traditional, Strut Fittings, and Stainless Steel options with specialized finishes like 304/316 Stainless Steel, Hot-Dipped Galvanized, and Zinc Electroplate. Their products are engineered for electrical contractors, offering time-saving solutions with high-quality fasteners designed for durability, corrosion resistance, and worker safety across various installation environments.

What environmental ratings do Minerallac Company products have?

Minerallac Company products have robust environmental ratings, including UL 508A Type 1, 2, 3, 4, 4X, 12, and 13 certifications, CSA Type 1-4X, 12, and 13 ratings, and IEC 60529 IP66 protection. The products are WEEE and RoHS compliant, with UV and oil resistance, and can operate in extreme temperatures ranging from -55°C to 105°C, making them suitable for harsh industrial environments.

What accessories are available for Minerallac Company products?

Minerallac Company offers a comprehensive range of accessories across multiple product categories, including hardware, fasteners, and mounting solutions. Key accessories include stove bolts with nuts, wing nut washers, bar joist washers, stud clip adapters, brackets, perforated strapping, cable support options like J-hooks and bridle rings, box mounting brackets, outlet retainers, and various stud and drywall supports. Their accessories are available in multiple finishes such as stainless steel, hot-dipped galvanized, zinc electroplate, and powder-coated options.

How are Minerallac Company products typically installed?

Minerallac Company products are typically installed using a variety of specialized fastening solutions, including conduit hangers, straps, beam clamps, and mounting brackets designed for different electrical and construction applications. Installation methods vary by product type, with options for metal studs, drywall, beams, acoustical surfaces, and low voltage systems. The company offers multiple installation styles such as one-hole and two-hole straps, universal beam clamps, and specific mounting hardware to ensure secure and efficient attachment across diverse electrical and construction environments.

What communication protocols do Minerallac Company products support?

Minerallac Company's Brad product line supports multiple industrial communication protocols, including Ethernet, DeviceNet, PROFIBUS, Modbus, CANopen, Serial, AS-interface, and CC-Link. Their comprehensive portfolio covers over 40 industrial protocols, providing flexible communication solutions for various industrial automation applications from PC-based control to PLC systems.