Olfa | Disposable Safety Knife with Concealed Blade 10Pk Corded_Metal Shears Standard bolt: M16-M22 High tensile

Standard bolt: M16-M22 High tensile bolt: M16-M20

sharp teeth for greater material removal

Drill Bit SDS plus-1 16mm 250/310mm

and it will work on the latest Tormek 15 years from now

Bore size mm:  20

Olfa | Disposable Safety Knife with Concealed Blade 10Pk Corded_Metal Shears Standard bolt: M16-M22 High tensileDisposable Safety Knife Protected blade exposure for ultimate safety Accidents happen, but the new OLFA SK 15 Disposable Concealed Blade Safety Knife helps reduce the chance of laceration injuries on the job This compact, durable knife begins with an ultra sharp stainless steel blade in a protected blade channel for ultimate user safety The stainless steel blade requires 25% less pulling force per cut equaling longer blade life while reducing user