Berkfield Tapping Chuck B18 with MT3 Shank for Internal Thread M3-M16 Toy Instruments you can adjust the length

you can adjust the length of the strap to fit your height

Maximum width of the tree: 45 cm

Due to its contained 10% spandex

Overall dimensions: 42

Berkfield Tapping Chuck B18 with MT3 Shank for Internal Thread M3-M16 Toy Instruments you can adjust the lengthTurn your bench mill, or lathe into a tapping machine with this device. This set includes B18 tapping chuck with MT3 shank, designed for cutting internal threads on boring machines, turret lathes and similar tools. It can tap M3 M16 threads. This set is made of steel, with high hardness, high precision and corrosion resistance. Robust and compact design ensures high stability and accuracy of threads produced. Colour: Silver and black Material: 40 Cr