Specification Brand : Rannb BulletPoint1 : 【Material】The hole saw is made of M42 BI-metal heavy duty steel that is durable and rust-proof. Non-binding clean edge design. BulletPoint2 : 【Dimension】Cutting Dia:8.5"/216mm ; Shank Diameter:0.4"/10mm ; Cutting Depth:1.6"/43mm(Please clearly read the size before ordering) BulletPoint3 : 【Application】Suitable for Pistol Drill, Bench Drill,Vertical Drilling Machine etc. Effectively and economically cuts a wide variety of materials including Aluminum, Iron , Wood. BulletPoint4 : 【Sharp Teeth】The teeth is sharp and vibarition is less, which enable more stable operation and make the hole can be cut with quick speed and balance. BulletPoint5 : 【Package Content】1pcs x Shank + 1pcs x Hole Saw + 3pcs x Pilot Drill Bit + 1pcs x Small L Wrench Color : 5pcs ExternallyAssignedProductIdentifier : 6997369933558 ExternallyAssignedProductIdentifier1 : 0756626487205 ExternallyAssignedProductIdentifier2 : 756626487205 ItemName : Rannb 8.5-inch Hole Saw Cutting Depth Bi-Metal Hole Cutter with Drill Bit and Hex Wrench Drilling Holes in Wood Plastic Drywall Thin Metal ItemPackageDimensions_Height : 5.4 centimeters ItemPackageDimensions_Length : 29 centimeters ItemPackageDimensions_Width : 29 centimeters ItemTypeKeyword : hole-saws Manufacturer : Rannb Material : Metal PartNumber : wby3597 ProductDescription : Precisely Polished-Sharp Teeth The teeth of hole saw are sharp and their angle of inclination is from small to large,which enables you to cut the hole more stably and quickly.
Chip Removal Hole The long oval hole on the wall of hole saw is used for chip removal so as to improve the working efficiency and extend the life of hole saw.
Spring Loaded Design The spring on the drill bit is nice because it automatically pushes the disc out of the saw immediately after completing the hole.
Triangle Shank The triangle shank is non-slip and increase torsion,which enables your equipment to hold hole saw more stably.
Please Note Hole saw may become overheated and get damaged or even burned up due to fast rotary friction,we suggest customers to use coolant to keep the hole saw cold during usage. Please remove the spring on the pilot bit when you are drilling a hole on the materials over 10mm thick. Keep the drill be stable when drilling,otherwise the centre bit may get snapped due to excessive shaking. Start drilling with a slow drill rotary speed,or the centre bit may be shattered on frist use. Please make personal protection well before operating hole saw such as wearing protective glasses or face shield.