10pcs 5mm Diamond Grit Hole Saw Drill Bit for Tile Glass

14PCS Industrial tools: 4 x M15 Single Pulley Block & 10 x glass perforated sawThe diamond coating of the hole drill ensures optimal performance and longer life.The attachment is suitable for drilling clean and accurate holes in glass and tiles.The attachment is to be used with a drill (not included).PREMIUM MATERIAL -- Single pulley roller made of 304 stainless steel, with great sturdy, anti-rust, wear-resistance and corrosion-resistant with highly strong structure. Can bear-loading up to 35KG360 DEGREE SWIVEL RING -- M15 Single Pulley Block with smooth turning wheel, 360 degree rotation to prevent rope/cable/wire from knotting for your convenient use.MINI SIZE -- Stainless Steel Wheel: 0.59 inch/15mm x 0.24 inch/6mm(D x W), Eye Diameter.: 11mm /0.43 inch, Total Height: 60mm/2.4 inch, mini and compact, easy to carryWIDE RANGE OF APPLICATIONS -- Mini swivel pulleys is workable with rope or cord indoor and outdoor for flexible sliding pulley. Easy installation for Household, Garage, Machine Loading, Curtain, Clothes Line, Dog Pulley System etcPrevent the rope /cable/wire from knotting, easy installation and convenient to use, make your work easier.Smoothly Turning WheelOur product is rustproof and corrosion-resistant with smooth sliding function. It equips with heavy duty capacity with very practical design and super solid structure.Product Name: Hole Saw; Hole diameter: approx. 5mm (0.19 inches)Shank Diameter: 4.5 mm (0.17 inch)Total length: 51 mm each360 Degrees Rotation DesignColor: silverMaterial: Steel+EmeryWeight Capacity: 77.2lbs (35kg)Package Contents:4 x M15 Single Pulley Block10 x glass perforated sawOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.