The BlueSpot 5 PCE HCS Quick Cut Jigsaw Blades For Wood (6 TPI) are specifically designed for exceptional cutting performance in hardwood, softwood, chipboard and plywood. Manufactured from high carbon steel to ensure long lasting quality. The T-Shank fitting is suitable for use with most popular jigsaw models. The 6 TPI blade design is perfect for cutting wood with a diameter less than 75mm. Cutting performance similar to T144D blades. Similar to T144D blades. Each pack contains 5 blades.