Used to cut wood, aluminum, copper, low carbon steel, cast iron and stainless steel Bimetallic hole saw, with teeth made of high-speed steel to provide strong cutting power, and back made of material of good toughness, ensuring safety in use Special teeth profile design, achieving smooth swarf expelling and high cutting efficiency High-precision concentricity, allowing more even force on teeth, prolonging the service life of hole saw, and ensuring the quality and precision of holing

Core drill bit for masonry with a 100 mm diameter and SDS-plus shank. Designed for drilling large round holes in brick, masonry and similar materials, for example for electrical boxes and pipe passages, using a rotary hammer.Diameter: 100 mmShank: SDS-plusMaterial: masonry

Cuts smoothly and opens holes with high precision, and can be used on walls, wood, plastic and other soft materials. 8 pcs hole saw 19mm = 3/4", 25mm = 1", 29mm = 1-1/8", 32mm = 1-1/4", 38mm = 1-1/2", 44mm = 1-3/4", 51mm = 2", 64mm = 2-1/2" 2 pcs central shaft 1 pc hexagonal wrench

A set of five holesaws mounted in a holder driven by an electric drill. Diameter range from 60 mm to 95 mm. The center point is set with a center drill. The set includes the following diameters: 60/67/74/81/95 mm For cutting holes in wood, wood-based materials and some plastics up to a depth of approx. 17 mm. Drilling depth: 30 mm Diameter: 60-95 mm

Used for connecting the hole saw and drill chuck, and also for positioning when the hole saw is working Guide drill bit made of high speed alloy steel for strength and durability Quick release spring allows the round disc to easily be taken out after cutting

Used for connecting the hole saw and drill chuck, and also for positioning when the hole saw is working Guide drill bit made of high speed alloy steel for strength and durability Quick release spring allows the round disc to easily be taken out after cutting

Weldon type, with stronger compression for stable cutting and clean finish HSS crowns are made of high-speed steel with a multi-cut geometry for better chip removal Manufacturer: PROMOTECH, Poland