A new English willow bat isn't ready for match use straight out of the wrapper. Skip knocking-in and you risk cracking the bat the first time it meets a hard new-season ball — an expensive mistake, and usually not covered under warranty since it's considered misuse.
Do You Even Need to Knock It In?
Check first. Many modern bats — especially ones that come with a factory-fitted anti-scuff sheet or that are labelled "pre-knocked" — need little to no additional work. If your bat has a protective face film and no manufacturer note telling you to oil it, leave the film on and go straight to light knocking. When in doubt, check the label that came with your specific bat rather than assuming.
What You'll Need
- A proper cricket bat mallet (don't use a hammer — wrong weight distribution, will damage the bat)
- A few old, worn cricket balls (a brand new ball is too hard to start with)
- Raw linseed oil — only if your bat doesn't have a protective face sheet and the manufacturer recommends oiling
The Process
1. Oil the face, edges, and toe (only if needed). A light coat, rubbed in, left to soak in overnight. Don't oversaturate — one thin coat is enough. Never oil the splice (where handle meets blade) or the back of the bat.
2. Start with the edges. The edges and toe are most vulnerable to cracking, so they get knocked in first — gentle, consistent taps, gradually building up pressure over multiple short sessions rather than one long one.
3. Move to the face. Once the edges hold up, work across the full face with the mallet, focusing extra time on the middle (the "sweet spot") since that's where match impact concentrates.
4. Test with an old ball. After a few hours of mallet work spread over 2-3 days, have someone throw an old ball at the bat at increasing pace, checking for any seam indentations or cracking sounds.
5. Progress to full-pace, then match use. Once the bat handles an old ball at pace without marking, move to catching-practice-level hits with a slightly newer ball, and only then to full match use with a new ball.
Total time: most bats need 6-8 hours of knocking in, spread over several days — not done in one sitting. Rushing it is the single biggest cause of cracked bats.
Signs It's Ready
Light seam impressions on the face without any denting, no cracking or splitting sound on impact, and the bat feels solid rather than "dead" through the swing.
Don't Want to DIY It?
If you'd rather not spend the hours, get in touch — we can knock in your bat for you before it ships, properly and at no rush.